Used Hermle Uwf 1000 for sale (137)

Condition: ready for operation (used), Year of construction: 2001, operating hours: 10,249 h, functionality: fully functional, machine/vehicle number: 15137, travel distance X-axis: 1,000 mm, travel distance Y-axis: 630 mm, travel distance Z-axis: 550 mm, table width: 800 mm, spindle speed (max.): 7,000 rpm, number of slots in tool magazine: 28, Well-maintained machine with a spindle from 2022 TECHNICAL DETAILS Longitudinal travel (X): 1,000 mm Transverse travel (Y, slide): 630 mm Vertical travel (Z, milling head): 550 mm Control: Heidenhain TNC 430 C-axis: Full-featured A-head: Manually swivelable to 0° and 90° Spindle Spindle speed (max.): 7,000 rpm Spindle type: Geared spindle with high torque in the lower speed range Special feature: Suitable for M30 synchronous thread cutting Spindle head swivel (manual): ±90° Milling spindle diameter in the front bearing horizontal/vertical: 80 / 55 mm Tool changer: 28-station Working area Milling spindle vertical - Distance from milling spindle to top edge of rotary table: 130 - 680 mm Milling spindle horizontal - Milling spindle to the rotary axis of the milling head, rotary table: 140 - 690 mm Nkodowmm D Nepfx Ad Nst Milling spindle vertical/horizontal - Distance from the milling spindle axis to the rotary axis of the milling head: 120/110 mm NC rotary table 4th axis: Ø 800 mm Condition & Maintenance Spindle: renewed 2022 Maintenance: carried out regularly Geometry: laser measured 2022 Tool changer: lifting unit recently replaced Maintenance reports: available MACHINE DETAILS Control on: 35,165 h Machine on: 21,574 h Program run: 11,750 h Spindle on: 10,249 h Axes in motion: 10,285 h Weight: 6,500 kg Rated power (apparent power): 17 kVA Input current: three-phase EQUIPMENT - Documentation and manual - Chip conveyor - A-head with manual tilt function to 0° and 90° - Tool changer with new lifting unit - Spindle with high performance in the lower speed range, suitable for M30 synchronous threads - Maintenance and geometry reports available

Year of construction: 1994, condition: ready for operation (used), A CNC universal tool milling and drilling machine Hermle is available. Travel X/Y/Z: 700mm/550mm/500mm, quill stroke: 95mm, spindle power: 12kW, spindle speed: 4200rpm, spindle swivel: +/-75°, tool holder: SK40, clamping force: 12kN, feed rate: 10m/min, rapid traverse: 10m/min. Machine dimensions X/Y/Z: approx. 4400mm/4250mm/2300mm, weight: approx. 4500kg, control: Heidenhain TNC 425. Documentation available. An on-site inspection is possible. Njdpfjw D Evlex Ad Nekt

Condition: good (used), Year of construction: 1983, Control: Positioning and linear control incl. screen HEIDENHAIN TNC 135 3-axis manual input control TECHNICAL DATA Working range X axis (longitudinal) from manual/automatic 410/390 mm Y-axis (transverse) from manual/automatic 310/290 mm Z-axis (vertical) from hand/automatic 400/380 mm quill stroke vertical 63 mm Angular table clamping surface 700 x 285 mm drive power (at 1500 rpm) 2,2 kW speed range 45 - 2000 rpm Number of speeds 12 Step change (geometrically stepped) 1.4 Tool holder (DIN 2079) ISO 40 Nodeht Hbuopfx Ad Njkt EQUIPMENT/ACCESSORIES operation by hand and by CNC program vertical and horizontal machining vertical milling head tiltable vertical milling head angle adjustable spindle sleeve feed vertical, manual angular table Coolant device Coolant and chip tray Chip splash guard in working area Set-up elements Documentation

Year of construction: 1990, condition: ready for operation (used), Year of manufacture: approx. 1990, travel X/Y/Z: 600mm/400mm/420mm, speed: 4000rpm, tool holder: SK40, table-spindle distance: 127mm-567mm, spindle head swivel: +/-90°, table dimensions X/Y: 900mm/450mm, feed: 5m/min, rapid traverse X/Y/Z: 7m/7m/6m/min. Machine dimensions X/Y/Z: approx. 4000mm/4000mm/2100mm, weight: approx. 3000kg, control: Heidenhain TNC 355. The controller of the motor spindle has problems. Documentation available. On-site inspection is possible. Nkedpfx Ajwynvyed Njt

Condition: excellent (used), functionality: fully functional, Universal milling machine Hermle UWF 802M with HS 401 path control GREAT CONDITION!! Njdpev Ed U Djfx Ad Nokt Technical data: >> Year of manufacture approx. 1995 Machine no. 10212 >> Rigid angle table >> Speed: 17 to 3550 rpm >> Feed continuously variable in 3 axes from 0 to 1600 mm/min >> Drive power: 6 KW >> Travels X/Y/Z: 500/430/400 mm >> Vertical quill and horizontal quill - SK40 >> Hydraulic tightening system >> Weight approx. 1800 kg >> Dimensions length 1.8 m, width 1.8 m, height 1.9 m Accessories and equipment: >> HS 401 line control >> Hydraulic tension vertical and horizontal >> Automatic central lubrication >> Spindle brake >> Technical documentation, spare parts plans, operating instructions for the control and programming examples About the machine : A Hermle UWF 802M tool milling machine with HS401 path control is on offer. This universal milling machine is in very good condition. A very easy-to-use path control. Length and radius corrections are possible in the program. No major CNC knowledge is required for this. Of course, the Hermle can also be operated manually without a control. The machine also has hydraulic clamping both vertically and horizontally. Converting from vertical to horizontal is very easy by folding away the vertical head. The guides are regularly lubricated by the central lubrication system. The Hermle was mechanically and electrically tested by us. Take the opportunity to view and try out the Hermle on site under power.

Condition: good (used), Year of construction: 1996, feed length X-axis: 700 mm, feed length Y-axis: 550 mm, feed length Z-axis: 500 mm, travel distance X-axis: 700 mm, travel distance Y-axis: 550 mm, travel distance Z-axis: 500 mm, feed rate X-axis: 10,000 m/min, feed rate Y-axis: 10,000 m/min, feed rate Z-axis: 10,000 m/min, spindle speed (max.): 4,500 rpm, spindle speed (min.): 25 rpm, rapid traverse X-axis: 10,000 m/min, rapid traverse Y-axis: 10,000 m/min, rapid traverse Z-axis: 10,000 m/min, mount diameter: 40 mm, table length: 1,000 mm, table width: 500 mm, overall weight: 3,500 kg, X-axis / longitudinal 700 mm Y-axis / transverse 550 mm Z-axis / vertical 500 mm Table dimensions 1000 x 500 mm Spindle speed range stepless in 3 gear steps 25 - 4200 rpm Tool holder SK 40 Feed range X-Y-Z 1 - 10000 mm/min Rapid traverse X-Y-Z 10000 mm/min Weight approx. 3500 kg Control: Heidenhain TNC 407 - TNC 415 Nedpjxg Rxbofx Ad Njkt

Condition: excellent (used), functionality: fully functional, Universal Milling Machine Hermle UWF 802M with HS 401 Contour Control – Excellent Condition!! Technical Data: - Year of manufacture: approx. 1994, Machine No. 10525 - Fixed angle table - Spindle speed: 17 to 3550 rpm - Infinitely variable feed in 3 axes from 0 to 1600 mm/min - Drive output: 6 kW - Travel X/Y/Z: 500/430/400 mm - Vertical and horizontal quill – SK40 Nedjw Sv Iaspfx Ad Nskt - Hydraulic clamping system - Weight: approx. 1,800 kg - Dimensions (LxWxH): 1.8 m x 1.8 m x 1.9 m Accessories and Equipment: - HS 401 contour control - Hydraulic clamping, vertical and horizontal - Automatic central lubrication - Spindle brake - Technical documentation, spare parts diagrams, control manual, and programming examples About the Machine: For sale is a Hermle UWF 802M tool milling machine with HS401 contour control. This universal milling machine is in excellent condition. The contour control is very easy to operate, allowing for length and radius compensation within the program. No advanced CNC knowledge is required. Of course, the Hermle can also be operated manually without the control system. In addition, the machine features hydraulic clamping both vertically and horizontally. Conversion from vertical to horizontal operation is very simple by folding away the vertical head. The guideways are regularly lubricated by the central lubrication system. The Hermle has been mechanically and electrically inspected by us. Take the opportunity to view and test the Hermle under power at our premises.

Condition: ready for operation (used), Year of construction: 2004, operating hours: 18,396 h, functionality: fully functional, travel distance X-axis: 650 mm, travel distance Y-axis: 450 mm, travel distance Z-axis: 450 mm, controller model: Heidenhain 530, number of axes: 3, In 2022, the tool magazine door was replaced. In 2023, the SIMODRIVE 611/18A servo converter was replaced! TECHNICAL DETAILS Travel X-axis: 650 mm Nodpfsx Up E Eox Ad Nskt Travel Y-axis: 450 mm Travel Z-axis: 450 mm Tool holder: SK 40 Number of axes: 3 MACHINE DETAILS Control: Heidenhain 530 Operating hours Spindle hours: 18,396 Machine hours: 56,040

Condition: used, Year of construction: 2006, x-travel 850 mm y-travel 700 mm z-travel 500 mm Control HEIDENHAIN iTNC 530 rotary table 800 mm c-axis 0.001º ( ±360º) 0 B-axis (table) º mm number of spindle speeds 18.000 U/min/rpm tool taper SK 40 DIN 69871 spindle drive 15 kW max. torque on the spindle 130 Nm Nkedsxrvldepfx Ad Net Tools changer 38 fach/tools Internal cooling system 80 bar handwheel HR- 410 total power requirement 41 kVA weight of the machine ca. 10,5 t Equipment- Paper belt filter – 200 l tank- Active control cabinet cooling- Infrared probe M&H (Heidenhain)- Laser tool measuring system Blum- Chip conveyor- Cleaning pistol with pump 2 bar / 40 l min- 3D Quick Set- Electronic handwheel

Condition: excellent (used), Year of construction: 2017, functionality: fully functional, travel distance X-axis: 800 mm, travel distance Y-axis: 800 mm, travel distance Z-axis: 550 mm, spindle speed (max.): 18,000 rpm, overall weight: 12,500 kg, We offer in very good condition Hermle C42U Dynamic with following options: Dynamic variant with Ø800 x 630 table Internal coolant with paperbelt filter Heidenhain Touchprobe Blum Laser Nkjdpfxeya I Dio Ad Net

Condition: excellent (used), Year of construction: 2000, functionality: fully functional, travel distance X-axis: 800 mm, travel distance Y-axis: 600 mm, travel distance Z-axis: 500 mm, rapid traverse X-axis: 30 m/min, rapid traverse Y-axis: 30 m/min, rapid traverse Z-axis: 30 m/min, controller manufacturer: Heidenhain, controller model: TNC430, rotary table diameter: 540 mm, spindle speed (max.): 16,000 rpm, operating hours of spindle: 32,000 h, spindle nose: HSK63, number of slots in tool magazine: 30, Equipment: rotational speed infinitely variable, Very well-maintained HERMLE C800-U. Swiveling rotary table: 540 x 540mm Program runtime only approx. 34,000 hours. Field of application: Toolmaking Service carried out by the manufacturer. Nkodpfox Hg E Tsx Ad Njt Last spindle head replacement: 04/2017 New A-axis drive Heidenhain iR probe

Condition: ready for operation (used), Year of construction: 1996, travel distance X-axis: 800 mm, travel distance Y-axis: 500 mm, travel distance Z-axis: 530 mm, overall weight: 7,000 kg, spindle speed (max.): 8,000 rpm, number of axes: 3, This 3-axis Hermle C 800 V vertical machining center was manufactured in 1996. It offers robust construction and precision for complex machining tasks. If you are looking to get high-quality milling capabilities, consider the Hermle C 800 V machine we have for sale. Contact us for more information about this machine. Machine Benefits Nodpfxoyarzre Ad Nokt Technical Machine Benefits • Operating voltage: 400 v / 3-phase / 50 hz • Control voltage: 24 v • Total current: 44 a • Magazine for 30 tools, sk40. Extra Information Machine still under power

Condition: good (used), Year of construction: 2008, operating hours: 121,665 h, functionality: fully functional, travel distance X-axis: 650 mm, travel distance Y-axis: 600 mm, travel distance Z-axis: 500 mm, rapid traverse X-axis: 60,000 m/min, rapid traverse Y-axis: 60,000 m/min, rapid traverse Z-axis: 60,000 m/min, controller model: Heidenhain iTNC530, rotary table diameter: 280 mm, rotational speed (max.): 18,000 rpm, overall weight: 9,500 kg, operating hours of spindle: 59,846 h, coolant supply: 40 bar, Equipment: chip conveyor, documentation/manual, rotational speed infinitely variable, Heidenhain iTNC 530 Spindle HSK63 18,000 rpm (new spindle 08/2024) 32 tool positions plus additional magazine ZM157 Rotary table SRT 280 mm worm drive 6-way rotary union on the table for zero-point clamping system External coolant supply Chip flushing pistol Oil mist extraction Internal coolant supply 40 bar Automatic cabin door Blow-off device Chip conveyor Handwheel Thermal compensation Renishaw probe Kinematic option Preparation for BLUM tool measurement fork version Preparation for PCS order management Njdpfx Adoyc Nkps Nokt Interface for robot RS2 (we currently have a suitable RS2 robot with control system and pallets available in a current auction) Machine ON: 121,665 h Spindle ON: 59,846 h (new spindle 08/2024) Very well-maintained condition

Condition: reconditioned (used), Year of construction: 2009, CNC Vertical Machining Center HERMLE C 1200 V Equipped with Heidenhain iTNC 530 CNC control Year of manufacture: 2009 Travel ranges: X 1200 mm, Y 900 mm, Z 500 mm Speed range: 20 – 10,000 rpm, stepless (HSK 63) Includes the following accessories: - Fixed angular table, clamping surface 1260 mm x 800 mm - Vertical tool changer with 30 magazine slots (HSK 63) - Internal coolant supply, 40 bar - Air blow-off device - Scraper belt conveyor - Rotating clear-view window - Coolant system - Electronic thermal compensation, iTNC 530 - Electronic hand control module HR 410 - 3D measuring probe, Heidenhain - Switch cabinet cooling unit (RITTAL) - Oil mist extraction - Various HSK 63 tool holders, equipped with tools Nsdpjx Hhctjfx Ad Nskt - Spindle oil cooler - Chip flushing gun - 4 height-adjustable machine feet - Operating manuals

Condition: reconditioned (used), Year of construction: 2008, CNC Vertical Machining Center HERMLE C 30 U Equipped with Heidenhain iTNC 530 contouring control Year of manufacture: 2008 Travels: X 650 Y 600 Z 500 mm Speed range: 20 – 18,000 rpm, stepless (HSK 63) Including the following accessories: - NC rotary tilting table Ø 630 mm - Vertical tool changer with 32 magazine stations (HSK 63) - Standard version linear axes - Spindle center air blast - Blowing device Nkodpfx Adjx Hg Ubo Net - Through-spindle coolant 40 bar, paper band filter for coolant system - Scraper belt conveyor - Manual cabin door, manual cabin roof - Polycarbonate safety windows - Electronic thermal compensation iTNC 530 - Electronic hand control module iTNC - 3D measuring probe Heidenhain - Various HSK 63 tool holders with mounted tools - Rotating clear-view window - Oil mist extraction unit - Chip rinsing gun - 4 height-adjustable machine feet - Operating manuals

Condition: reconditioned (used), Year of construction: 2016, CNC Vertical Machining Center HERMLE C 400 U Nksdpfsw Ewmfex Ad Njt With Heidenhain TNC 640 CNC Control Year of manufacture: 09/2016 Travel distances: X 850 Y 700 Z 500 mm Spindle speed range: 20 – 18,000 rpm, stepless Including the following accessories: - NC rotary swivel table Ø 650 mm x 540 mm (T-slots for SRT) - Vertical tool changer with 38 magazine slots (HSK 63) - Additional magazine with 50 magazine positions (ZM 50) - Through-spindle coolant supply 40 bar with paper band filter - Scale air purging - Fine filter for through-spindle coolant supply 40 bar - Scraper belt conveyor - Chip cart 450 liters - Coolant unit - Air blow-off unit - Spindle center compressed air - Manual cabin door, manual cabin roof - Polycarbonate safety windows - Electronic thermal compensation - Electronic handwheel - BLUM tool breakage/control & measurement A2 - Heidenhain 3D touch probe - Chip rinsing pistol - Oil mist extraction unit - Control cabinet cooling device (RITTAL) - 4 adjustable machine feet - Operating manuals

Condition: ready for operation (used), Year of construction: 2011, Control Unit Brand HEIDENHAIN Model TNC 430 Main Drive Spindle speed range 15000 Number of axis 5 Movement X-Axis Feed Force 30000 m/min Y-Axis Feed Force 30000 m/min Z-Axis Feed Force 30000 m/min Media Chip conveyor Yes Additional Equipment Oil mist extraction Electronic handwheel Chip flushing gun Machine bed flushing NC swivel table Blow-off device Closed roof Nodpfx Asx D Iywsd Nokt 200-liter coolant tank Includes 24 pallets and MTS-Chuck S-P/A clamping device. This 5-axis HERMLE C 600-U + EROWA Robot easy automation was manufactured in 2001. It features a 24-position magazine, extended X-axis of 2010 mm, C-axis rotary table, spindle speed up to 15,000 rpm, and a 30 tool capacity. Includes a chip conveyor and a 200-liter coolant tank. If you are looking to get high-quality automation capabilities consider the HERMLE C 600-U machine we have for sale. Contact us for more information about this machine. Application Types Milling

Condition: excellent (used), HERMLE C 42 U is a 2 x 5‑axis machining centres with loading robot, engineered for high precision and reliability. Table 400×400 mm, table load 450 kg, travels X800 Y800 Z550 mm, A ±130°. Spindle HSK‑A63 0–18,000 rpm, 42 kW, 148 Nm; rapid 45/45/40 m/min. Tool magazines 42+160, 54 pallets, KUKA robot, coolant 80 bar, Renishaw/BLUM. Suited for tight tolerances in automotive, aerospace, watchmaking, medical. Nkjdpfx Ajx S I Akjd Net

Year of construction: 2004, condition: excellent (used), used machining center Brand: Hermle Model: U740 Year: 2004 Serial No.: 16716 Weight: 7300kg Power: 26KVA CNC: Heidenhain iTNC 530 Nksdjktkdbjpfx Ad Net Type: 4 + 1 axis (Spirsin model 8117CF/225) 16 tool charger. General technical data: Fast forwards: - X axis: 30m/min. - Y axis: 30m/min. - Z axis: 20m/min. - Axis B: 15 rpm. Tours: - X axis: 915mm / 895 to 915mm (Tool holder head -5º to 90º / Tool holder head > 50º to 95º) - Y axis: 500mm (In all positions of the tool holder head) - Z axis: 500mm / 470mm (Tool holder head 90º-95º) Positioning precision in the 3 axes 0.010mm (Temperature at 20º) Maximum load on table: 700kg Table measures: 900x500mm Spindle rpm: 12,000rpm Hollow Shaft Water Cooled Spindle Motor Milling head with automatic degree rotation from -5º to +95º sk 40 tool clamping system 16 tool magazine - Maximum tool diameter: 80mm - In case of adjacent free posts maximum tool diameter 100mm - Maximum tool length: 250mm - Maximum tool weight 6kg Cooling system by coolant with a 210L tank and a flow rate of 30Ltrs./min. It has an electronic control for manual handling of the machine. Chip collector: - Brand: BMF - Model: SPE 63/12-300 Z600 - Year: 2004

Condition: good (used), Year of construction: 2001, Hermle U 630 T, year of manufacture 2001, Heidenhain TNC 426 control, X/Y/Z travel 875/500/500 mm, 16-position tool changer, SK 40 spindle taper, swiveling vertical head 0-90°, quill stroke 75 mm, electronic handwheel, chip tray, spindle replaced in 2018, geometry adjusted in 2022. Nkedpfox Ez A Dox Ad Net

Condition: excellent (used), Year of construction: 2005, travel distance X-axis: 600 mm, travel distance Y-axis: 450 mm, travel distance Z-axis: 400 mm, rapid traverse X-axis: 35,000 m/min, rapid traverse Y-axis: 35,000 m/min, rapid traverse Z-axis: 35,000 m/min, workpiece weight (max.): 200 kg, total length: 500 mm, total width: 400 mm, table load: 200 kg, rotary table diameter: 280 mm, Coolant system Filtration tank HR 410 Handwheel iTNC530 controller 1e owner machine X - Travel: 600mm Y - Travel: 450mm Z - Travel: 400mm Nkjdpjx R S Smofx Ad Nst A - Axis: 110° B - Axis: 360° Table Length: 500mm Table Width: 400mm Table load: 200 Table Ø: 280mm Feed rate X-Axis: 35000mm/min. Feed rate Y-Axis: 35000mm/min. Feed rate Z-Axis: 35000mm/min. Feed rate A-Axis: 10Degrees/min Feed rate B-Axis: 15Degrees/min Spindle Taper: 40ISO/Bt/Mk Power on spindle: 15kW Speeds / ranges: 18000Rpm ATC / revolver: 30 Coolant through spindle / Bar:20 Number of controlled axis: 5 Chip conveyor: Yes Coolantsystem: Yes Length: 3500mm Width: 3500mm Height: 2800mm Weight: 6600kg Please Note: The information on this page has been obtained to the best of our ability and belief, and from the manufacturers where possible. It is given in good faith, but its accuracy can not be guaranteed. Accordingly, it will not form a representation or constitute contractual terms. We advise you to check any vital details!

Condition: good (used), Year of construction: 2003, For technical data, see images.... Nkodpfx Asx R S R Nod Not

Condition: excellent (used), HEIDENHAIN TNC430 with B + C axis Working travels 800 x 600 x 500 mm Table size Ø 280 mm Table swivelling +/-110° Table rotating 360° Spindle taper HSK63 Spindle speeds -15'000 rpm tool changer 30 pos. Nksdpfxek Dz Ngo Ad Njt Coolant through spindle 3D tracer Renishaw MARCELS MASCHINEN CH

Condition: used, Year of construction: 2001, functionality: fully functional, travel distance X-axis: 800 mm, travel distance Y-axis: 600 mm, travel distance Z-axis: 500 mm, controller manufacturer: Heidenhain, controller model: TNC 430, rotational speed (max.): 16,000 rpm, spindle speed (max.): 16,000 rpm, spindle nose: SK 40, number of slots in tool magazine: 30, Equipment: documentation/manual, For sale is a well-maintained Hermle C800V CNC 3-axis machining center, year of manufacture 2001, equipped with Heidenhain TNC 430 control. The machine has been serviced regularly and is in excellent condition. Nkjdpfex Rw Igsx Ad Not Technical data / Features: • Travel paths: X 800 mm, Y 600 mm, Z 500 mm • Spindle: up to 16,000 rpm, with SK 40 clamping system • Tool changer: 30-position magazine • Additional accessories included: o Heidenhain 3D probe (TS 642) o Chip conveyor o Coolant spray gun o Original machine documentation • Essential spare parts have been regularly replaced (e.g., tool changer flap, electrical cabinet cooler, magazine clamps, LED workspace lighting, windows). • Additional options (at extra cost): machine vice and up to 80 nearly new SK 40 tool holders. Condition: Used, but very well maintained and fully functional. Optional accessories: Machine vice and up to 80 new SK 40 tool holders available at extra charge. The machine can be inspected under power.

Condition: used, Year of construction: 2016, operating hours: 76,605 h, functionality: fully functional, travel distance X-axis: 450 mm, travel distance Y-axis: 600 mm, travel distance Z-axis: 330 mm, spindle speed (max.): 18,000 rpm, spindle speed (min.): 20 rpm, input voltage: 400 V, controller manufacturer: Siemens 840d sl Operate, number of spindles: 1, rotary table diameter: 320 mm, spindle nose: HSK-A 63, tool diameter: 125 mm, tool length: 250 mm, tool weight: 8,000 g, operating hours of spindle: 18,160 h, Equipment: chip conveyor, documentation/manual, rotational speed infinitely variable, Hermle C22U 5-Axis Machining Centre Year of manufacture: 2016 Machine on-time: 76,605 h, Spindle on-time: 18,160 h Siemens 840D sl Operate Nksdpfxsxxg Ezo Ad Not 55 tool positions, HSK-A63 NC swivel rotary table SRT320 mm C-axis with worm drive A-axis with single-side drive Standard coolant system, without high-pressure coolant Rear chip conveyor External air blast Spindle center air blast Chip flushing gun Oil mist extractor including afterfilter Automatic cabin door Manual cabin roof Siemens electronic thermal compensation Heidenhain touch probe The machine is fully operational and calibrated. Machine can be inspected and tested under power at any time.