Used Erwin Stelzer Warburg 8X Propeller Agitator Drh 64 for sale (4,755)

Condition: good (used), Used coolable and insulated stainless steel container with agitator Last use: Food SKU: 10354 Volume: 200L Type: Standing on stainless steel trolley Material (media contact): 1.4301 stainless steel Design: Single-walled / Insulated / Coolable Underbody: Slanted flat floor Top floor: folding lid Operating pressure according to type plate: ATM Dimensions of containers: Outer diameter: 740mm Inner diameter: 695mm Zyl. Height: 550mm Total height: 1850mm Height of feet: 230mm Distance outflow to ground: 670mm Total width: 900mm Total length: 1420mm Materials: Hjdpfxed N Nk Uo Ak Dsnn Inside: 1.4301 stainless steel Facilities: Hand hole on the top 180mm Various connections Agitator with propeller organ, speed-adjustable Panel Isolated Coolable Cooling unit

Condition: used, functionality: fully functional, Year of construction: 2018, machine/vehicle number: 2465918, load capacity: 227 kg, lifting height: 1,000 mm, platform length: 1,170 mm, platform width: 760 mm, overall weight: 5,750 kg, transport length: 5,440 mm, transport width: 1,190 mm, transport height: 2,540 mm, fuel type: electric, tire size: 22 x 7 x 12, color: red, Equipment: UVV, Technical specifications: Year of manufacture: 2018 Working height: 11.00 m Platform height: 9.00 m Platform dimensions (LxW): 1.17 x 0.76 m Dimensions (L x W x H): 5.51 m x 1.19 m x 1.98 m Load capacity: 227 kg Total weight: 5750 kg Hodpfoyx Tmuox Ak Djnn Drive: Electric Climbing ability: 25% Platform rotation: 180° Non-marking solid rubber tires UVV, fully operational, general signs of use

Condition: used, functionality: limited functionality, load capacity: 4,500 kg, Manufacturer: STILL GmbH Model: R70-45T Machine type: Forklift truck / counterbalance forklift Year of manufacture: 2001 Serial number: 517086000097 Load capacity: 4,500 kg Unladen weight: 6,622 kg Permissible total weight: 11,300 kg Permissible front axle load: 9,500 kg Hnodpfx Akeyr Sqdo Djn Permissible rear axle load: 3,650 kg Drive: LPG (propane) Gas tank: Rear-mounted LPG tank Cabin: Operator cab Operating hours according to meter: 27,889.4 h Note: The fork carriage is bent and requires repair. Condition: used, with signs of wear

Condition: ready for operation (used), Year of construction: 2003, operating hours: 42,368 h, General Data Machine weight 6800 kg Control Unit Brand HEIDENHAIN Model iTNC 530 Main Drive Spindle speed range 12000 Tool taper SK40 Number of axis 3 Movement X-Axis Movement 640 mm Y-Axis Movement 600 mm Z-Axis Movement 500 mm This 3-axis DMG DECKEL MAHO DMC 64 V linear was manufactured in 2003. It features a 640 mm X-axis, 600 mm Y-axis, 500 mm Z-axis, and a table size of 850 x 600 mm. Equipped with a Heidenhain iTNC 530 control unit, SK40 taper, and a tool magazine with 30 tools capacity. Consider the opportunity to buy this DMG DECKEL MAHO DMC 64 V linear vertical machining centre. Contact us for more information. Hnjdox D Ntfspfx Ak Djn Application Types Milling

Condition: ready for operation (used), Year of construction: 2002, controller manufacturer: HEIDENHAIN, number of axes: 3, This 3-axis DECKEL MAHO 64 V linear was manufactured in 2002. It features an SK40 tool holder and a 30-tool automatic tool changer. The machine includes a paper band filter. Note, the probe requires servicing due to a communication error. If you are looking to get high-quality milling capabilities, consider the DECKEL MAHO 64 V linear machine we have for sale. Contact us for more information. • ATC capacity: 30 tools Additional equipment • Paper band filter (coolant filtration) • Probe (needs service; communication error) Technical Specification Hodsx D E Hhspfx Ak Dsnn Taper Size SK 40

Condition: refurbished (used), Year of construction: 2006, travel distance X-axis: 1,000 mm, travel distance Y-axis: 1,500 mm, travel distance Z-axis: 650 mm, table width: 1,140 mm, table length: 1,640 mm, workpiece length (max.): 1,770 mm, workpiece width (max.): 1,270 mm, workpiece height (max.): 680 mm, feed rate Z-axis: 12 m/min, table load: 7,500 kg, Status: completely overhauled Control: Mitsubishi - 64 bit CNC Generator power: 70 amps - multipulse Travel paths (X, Y, Z): 1000 x 1500 x 650 mm Electrode changer: 30-way pick-up plate changer Hnjdpfx Akjyrqn Ij Djn Work container (W x D x H): 1770 x 1270 x 680 mm Workpiece clamping table (W x D): 1640 x 1140 mm Load capacity: 7,500 kg Accessories: - CO2 fire extinguishing system - Cartridge filter system - HSJ technology (High Speed Jump)

Condition: excellent (used), Year of construction: 2010, Sterile tank with agitator, temperature-controlled, upright Technical data / dimensions Available quantity: 1 Volume: approx. 6,000 liters Container type: Sterile tank Condition: used Suitable for food: yes Design: upright Diameter inside: approx. 1,700 mm External diameter: approx. 1,854 mm Cylindrical height: approx. 2,264 mm Total height: approx. 5,390 mm Weight: approx. 2,030 kg Specific weight of the medium: 1.0 to/m³ Hedetyz Izepfx Ak Djnn Operating pressure: negative pressure/vacuum Operating pressure: 3.5 bar Test pressure: 5.4 bar Wall thickness bottom: approx. 5.2 mm Wall thickness top: approx. 8.4 mm Wall thickness jacket / cylinder: approx. 5.2 mm Ground clearance: approx. 800 mm Operating temperature: 150 degrees Celsius Type plate available Manufacturer: GEA serial no.: 2376 Year of construction: 2010 Material / condition Material inner jacket: V2A (1.4541) Material double jacket: V2A (1.4541) Feet material: V2A (1.4541) Outer surface: bright rolled 2B Internal surface: Ground Ra

Condition: good (used), Hurco VMX64 / 40T Serial No. M64406503066FHA Year of manufacture: 2006 Spindle hours: approx. 4,200 h Power-on hours: approx. 5,900 h !!! Control upgraded to WINMAX (software version 2016, 09.01.393.53) !!! DXF option and network connection Travel distances: Hnedpfx Ajym R T Hjk Djn X: 1625 mm Y: 860 mm Z: 760 mm Clamping surface: 1675 x 890 mm Table load capacity: 2,500 kg Power: 15.0 kW Max. torque: 237 Nm Spindle/table distance: 150 - 910 mm Weight: 15,000 kg Dimensions (W x D x H): 6340 x 4400 x 3150 mm Features: - BigPlus spindle with 10,000 rpm - KNOLL band filter system - High-pressure coolant (IKZ) 20 bar - Tool magazine (hydraulic chain magazine), 40 slots - SK40 spindle - Chip conveyor - 6 NC hydraulic vices ATORN (125mm) The machine is in very good condition and ready for immediate use. All backlash has been adjusted, so the geometry is excellent. The control has been upgraded to WINMAX. Price plus loading costs of €1,500 For transport, a truck with 3 m width is required!

Condition: used, Used mixer by Buhler (CH) type SPM-50-HT with butterfly/tri-foil agitator for work on vacuum. Mixer has contact parts designed in non-corrosive steel. Mixing shaft has length about 1750 mm and is equipped with butterfly agitator, with three paddles and external diameter 1040 mm. Top cover is equipped with two pneumatic accutators and fits mixing pans with diameter 1100 mm. Cover can be rised up to 500 mm. Agitator is belt driven by el motor 45 kW, 1470 rpm, 380/660 V, 50 hz. Mixer is hydraulically risen about up to 90 cm. Machine is equipped with local control panel by Siemens with touchpad and electric cabinet. Machine is also equipped with hydraulicaly operated post for mixing can. Working pressure in mixing tank can reach 0.3 bar. Machine had been working on paints. Mixing pan is not included. Specifications: Hedpfxeyma Efj Ak Dsnn Power: 45 kW Style Blades: butterfly / tri-foil agitator

Condition: ready for operation (used), Item: D-10655-Small Open cheese vat Open Type Cheese vat, for small home-farm production Capacity 100 L, Stainless Steel with agitation and control unit Hnedsh Hrdyepfx Ak Djn Vat dimension: 800 x 600 x 300 mm Stainless Steel frame Complet with Pump

Condition: used, functionality: fully functional, Year of construction: 2016, machine/vehicle number: 2460038, power: 1.5 kW (2.04 HP), load capacity: 200 kg, lifting height: 7,850 mm, platform length: 1,110 mm, platform width: 930 mm, overall weight: 2,650 kg, fuel type: electric, tire size: 0,41 x 0,13 m, color: red, Equipment: UVV, Technical specifications Year of manufacture: 2016 Motor: Electric (2 x 1.5 kW) Working height: 9.85 m Platform height: 7.85 m Max. lateral outreach: 3.15 m Basket capacity: 200 kg Upper carriage rotation: 350° Platform dimensions (L x W): 1.11 m x 0.93 m Overall dimensions (L x W x H): 2.80 m x 0.99 m x 1.99 m Boom length: 1.50 m Weight: 2,650 kg Climbing ability: 25% Travel speed: 0.65 km/h - 5 km/h Fully operational, general signs of use Hnjdpfxsyqygwe Ak Don

Condition: used, functionality: fully functional, Year of construction: 2016, machine/vehicle number: 2465318, load capacity: 200 kg, lifting height: 13,000 mm, platform length: 1,200 mm, platform width: 960 mm, overall weight: 6,700 kg, transport length: 4,400 mm, transport width: 1,500 mm, transport height: 2,080 mm, fuel type: electric, tire size: 0,60 x 0,19 m, color: red, Equipment: UVV, Technical Data Year of manufacture: 2016 Motor: Electric Working height: 15.00 m Platform height: 13.00 m Platform dimensions (L x W): 1.20 m x 0.96 m Overall dimensions (L x W x H): 6.05 m x 1.50 m x 1.97 m Side outreach: 7.60 m Up and over height: 7.00 m Jib arm articulation range: +70° / -70° Horizontally swivelling jib arm: +70° / -70° Platform rotation: 140° Slew range: 355° Load capacity: 200 kg / 2 persons Inner turning radius: 1.87 m Outer turning radius: 3.96 m External turning circle: 4.82 m Hnedpfx Aeyqyqiok Don Driving speed: 0.6 - 5.0 km/h Outdoor operation: 45 km/h Max. gradeability: 25% Max. permissible tilt angle: 5% or 3% Battery capacity: 300 Ah / 2x224V Weight: 6,700 kg Fully functional, normal signs of use

Condition: used, functionality: fully functional, Year of construction: 2020, machine/vehicle number: 2466438, power: 48 kW (65.26 HP), load capacity: 227 kg, lifting height: 9,000 mm, platform length: 1,170 mm, platform width: 760 mm, overall weight: 5,750 kg, transport length: 5,510 mm, transport width: 1,190 mm, transport height: 2,500 mm, fuel type: electric, tire size: 22 x 7 x 12, color: red, Technical data Year of manufacture: 2020 Motor: Electric, 48 kW Working height: 11.00 m Platform height: 9.00 m Overreach height: 3.99 m Lateral outreach: 6.26 m Platform dimensions (L x W): 1.17 m x 0.76 m Overall dimensions (L x W x H): 5.51 m x 1.19 m x 2.50 m Platform rotation: 180° Basket arm length: 1.25 m Load capacity: 227 kg Hnedjyqz Hfjpfx Ak Dsn Weight: 5,750 kg Gradeability: 35% Travel speed: 0.64 - 4.8 km/h Typical signs of use, fully functional

Condition: used, functionality: fully functional, Year of construction: 2019, machine/vehicle number: 2466428, power: 48 kW (65.26 HP), load capacity: 227 kg, lifting height: 9,000 mm, platform length: 1,170 mm, platform width: 760 mm, overall weight: 5,750 kg, transport length: 5,510 mm, transport width: 1,190 mm, transport height: 2,500 mm, fuel type: electric, tire size: 22 x 7 x 12, color: red, Technical data Year of manufacture: 2019 Engine: Electric, 48 kW Working height: 11.00 m Platform height: 9.00 m Up and over clearance height: 3.99 m Lateral outreach: 6.26 m Hjdpfx Aksyqz E Ue Djnn Platform dimensions (L x W): 1.17 m x 0.76 m Overall dimensions (L x W x H): 5.51 m x 1.19 m x 1.98 m Platform rotation: 180° Basket arm length: 1.25 m Load capacity: 227 kg Weight: 5,750 kg Gradeability: 35% Travel speed: 0.64 – 4.8 km/h General signs of use, fully functional.

Condition: used, functionality: fully functional, Year of construction: 2019, machine/vehicle number: 2466418, power: 48 kW (65.26 HP), load capacity: 227 kg, lifting height: 9,000 mm, platform length: 1,170 mm, platform width: 760 mm, overall weight: 5,750 kg, transport length: 5,510 mm, transport width: 1,190 mm, transport height: 2,500 mm, fuel type: electric, tire size: 22 x 7 x 12, color: red, Technical data Year of manufacture: 2019 Engine: Electric, 48 kW Working height: 11.00 m Platform height: 9.00 m Up and over clearance height: 3.99 m Lateral outreach: 6.26 m Platform dimensions (L x W): 1.17 m x 0.76 m Overall dimensions (L x W x H): 5.51 m x 1.19 m x 1.98 m Platform rotation: 180° Basket arm length: 1.25 m Load capacity: 227 kg Weight: 5,750 kg Hjdsyqz E Ispfx Ak Djnn Gradeability: 35% Travel speed: 0.64 – 4.8 km/h General signs of use, fully functional.

Condition: used, functionality: fully functional, Year of construction: 2018, machine/vehicle number: 2465888, load capacity: 227 kg, lifting height: 9,000 mm, platform length: 1,170 mm, platform width: 760 mm, overall weight: 5,750 kg, transport length: 5,510 mm, transport width: 1,190 mm, transport height: 2,500 mm, fuel type: electric, tire size: 22 x 7 x 12, color: red, Equipment: UVV, Technical specifications: Year of manufacture: 2018 Working height: 11.00 m Platform height: 9.00 m Platform dimensions (LxW): 1.17 x 0.76 m Dimensions (L x W x H): 5.51 m x 1.19 m x 1.98 m Load capacity: 227 kg Total weight: 5750 kg Hsdpfx Asyqy D Nok Denn Drive: Electric Climbing ability: 25% Platform rotation: 180° Non-marking solid rubber tires UVV, fully operational, general signs of use

Condition: used, functionality: fully functional, Year of construction: 2019, machine/vehicle number: 2466188, load capacity: 200 kg, lifting height: 13,000 mm, platform length: 1,200 mm, platform width: 960 mm, overall weight: 6,700 kg, transport length: 4,400 mm, transport width: 1,500 mm, transport height: 2,080 mm, fuel type: electric, tire size: 0,60 x 0,19 m, color: red, Equipment: UVV, Technical Data Year of manufacture: 2019 Motor: Electric Working height: 15.00 m Platform height: 13.00 m Platform dimensions (L x W): 1.20 m x 0.96 m Overall dimensions (L x W x H): 6.05 m x 1.50 m x 1.97 m Lateral outreach: 7.60 m Overreach height: 7.00 m Basket arm slewing range: +70° / -70° Horizontally pivoting basket arm: +70° / -70° Basket rotation: 140° Slewing range: 355° Load capacity: 200 kg / 2 persons Inside turning radius: 1.87 m Outside turning radius: 3.96 m Outer turning radius: 4.82 m Travel speed: 0.6 - 5.0 km/h Maximum outdoor wind speed: 45 km/h Maximum gradeability: 25% Hsdpfx Akjyqyhnj Denn Maximum permissible tilt: 5% or 3% Battery capacity: 300 Ah / 2x224V Weight: 6,700 kg Fully functional, general signs of use, UVV-inspected

Condition: used, functionality: fully functional, Year of construction: 2019, machine/vehicle number: 2466208, load capacity: 200 kg, lifting height: 13,000 mm, platform length: 1,200 mm, platform width: 960 mm, overall weight: 6,700 kg, transport length: 4,400 mm, transport width: 1,500 mm, transport height: 2,080 mm, fuel type: electric, tire size: 0,60 x 0,19 m, color: red, Equipment: UVV, Technical Specifications Year of manufacture: 2019 Engine: Electric Working height: 15.00 m Platform height: 13.00 m Platform dimensions (L x W): 1.20 m x 0.96 m Overall dimensions (L x W x H): 6.05 m x 1.50 m x 1.97 m Lateral outreach: 7.60 m Up-and-over height: 7.00 m Boom arm swing range: +70° / -70° Horizontally swiveling basket arm: +70° / -70° Basket rotation: 140° Slewing range: 355° Load capacity: 200 kg / 2 persons Inside turning radius: 1.87 m Outside turning radius: 3.96 m Outer turning circle: 4.82 m Driving speed: 0.6 - 5.0 km/h Outdoor use: 45 km/h Max. gradeability: 25% Hnodeyqyhuepfx Ak Djn Max. permissible slope: 5% or 3% Battery capacity: 300 Ah / 2x224V Weight: 6,700 kg Fully operational, normal signs of use, UVV inspected

Condition: used, functionality: fully functional, Year of construction: 2017, machine/vehicle number: 2465718, load capacity: 200 kg, lifting height: 9,950 mm, platform length: 1,200 mm, platform width: 960 mm, overall weight: 6,550 kg, transport length: 5,480 mm, transport width: 1,200 mm, transport height: 1,990 mm, fuel type: electric, tire size: 0,60 x 0,19 m, color: red, Equipment: UVV, Technical Data Year of manufacture: 2017 Engine: Electric Hnjdpfx Akeyqyhbs Dsn Working height: 11.95 m Platform height: 9.95 m Platform dimensions (LxW): 1.20 x 0.96 m Overall dimensions (LxWxH): 5.48 x 1.20 x 1.99 m Lateral outreach: 7.00 m Up-and-over height: 4.77 m Basket arm slewing range: +70° / -70° Basket rotation: 140° Load capacity: 200 kg Weight: 6,550 kg Gradeability: 25 % Travel speed: 0.6 - 6.0 km/h Fully functional, general signs of use, UVV certified

Condition: used, functionality: fully functional, Year of construction: 2018, machine/vehicle number: 2465898, load capacity: 227 kg, lifting height: 1,000 mm, platform length: 1,170 mm, platform width: 760 mm, overall weight: 5,750 kg, transport length: 5,440 mm, transport width: 1,190 mm, transport height: 2,540 mm, fuel type: electric, tire size: 22 x 7 x 12, color: red, Equipment: UVV, Technical specifications: Year of manufacture: 2018 Working height: 11.00 m Platform height: 9.00 m Platform dimensions (LxW): 1.17 x 0.76 m Dimensions (L x W x H): 5.51 m x 1.19 m x 1.98 m Load capacity: 227 kg Hnsdpjyqy Eaefx Ak Djn Total weight: 5750 kg Drive: Electric Climbing ability: 25% Platform rotation: 180° Non-marking solid rubber tires UVV, fully operational, general signs of use

Condition: used, functionality: fully functional, Year of construction: 2017, machine/vehicle number: 2465588, load capacity: 200 kg, lifting height: 9,950 mm, platform length: 1,200 mm, platform width: 960 mm, overall weight: 6,550 kg, transport length: 5,480 mm, transport width: 1,200 mm, transport height: 1,990 mm, fuel type: electric, tire size: 0,60 x 0,19 m, color: red, Technical Specifications Year of manufacture: 2017 Engine: Electric Working height: 11.95 m Platform height: 9.95 m Platform dimensions (LxW): 1.20 x 0.96 m Overall dimensions (LxWxH): 5.48 m x 1.20 m x 1.99 m Lateral outreach: 7.00 m Up-and-over clearance: 4.77 m Basket arm swivel range: +70° / -70° Hsdpfx Akoyqz Ame Denn Basket rotation: 140° Load capacity: 200 kg Weight: 6,550 kg Gradeability: 25% Travel speed: 0.6 - 6.0 km/h Fully functional, normal signs of use

Condition: used, functionality: fully functional, Year of construction: 2020, machine/vehicle number: 2466578, load capacity: 200 kg, lifting height: 13,000 mm, platform length: 1,200 mm, platform width: 960 mm, overall weight: 6,700 kg, transport length: 4,400 mm, transport width: 1,500 mm, transport height: 2,080 mm, fuel type: electric, tire size: 0,60 x 0,19 m, color: red, Equipment: UVV, Technical Data Year of manufacture: 2020 Engine: Electric Working height: 15.00 m Platform height: 13.00 m Platform dimensions (L x W): 1.20 m x 0.96 m Overall dimensions (L x W x H): 6.05 m x 1.50 m x 1.97 m Lateral outreach: 7.60 m Up-and-over height: 7.00 m Basket arm swing range: +70° / -70° Horizontally swiveling basket arm: +70° / -70° Basket rotation: 140° Slew range: 355° Lifting capacity: 200 kg / 2 persons Inside turning radius: 1.87 m Outside turning radius: 3.96 m Outer turning circle: 4.82 m Travel speed: 0.6 - 5.0 km/h Outdoor operation: 45 km/h Max. gradeability: 25% Max. permissible tilt: 5% or 3% Battery capacity: 300 Ah / 2x224V Weight: 6,700 kg Hnedpfx Ajyqyhzok Dsn Fully functional, normal signs of use

Condition: used, functionality: fully functional, Year of construction: 2016, machine/vehicle number: 2465408, load capacity: 200 kg, lifting height: 14,900 mm, platform length: 1,200 mm, platform width: 960 mm, overall weight: 6,910 kg, transport length: 6,840 mm, transport width: 1,750 mm, transport height: 2,040 mm, fuel type: electric, tire size: 0,60 x 0,19 m, color: red, Equipment: UVV, Technical data - Year of manufacture: 2019 - Working height: 16.90 m - Platform height: 14.90 m - Platform dimensions (LxW): 1.20 x 0.96 m - Load capacity: 200 kg - Total weight: 6910 kg - Safety inspection (UVV): new - Drive: electric 2WD Fully functional, general signs of use, 2WD drive, integrated charger, Hnodpfxsyqyh Uo Ak Dsn Climbing ability: 22%

Condition: used, functionality: fully functional, Year of construction: 2021, machine/vehicle number: 2466848, load capacity: 200 kg, lifting height: 13,000 mm, platform length: 1,200 mm, platform width: 960 mm, overall weight: 6,700 kg, transport length: 4,400 mm, transport width: 1,500 mm, transport height: 2,080 mm, fuel type: electric, tire size: 0,60 x 0,19 m, color: red, Equipment: UVV, Technical Data Year of Manufacture: 2021 Motor: Electric Working Height: 15.00 m Platform Height: 13.00 m Platform Dimensions (L x W): 1.20 m x 0.96 m Overall Dimensions (L x W x H): 6.05 m x 1.50 m x 1.97 m Lateral Outreach: 7.60 m Up-and-Over Height: 7.00 m Basket Arm Swing Range: +70° / -70° Horizontally Articulated Basket Arm: +70° / -70° Basket Rotation: 140° Slew Range: 355° Hsdpfx Aksyqyh Ie Denn Load Capacity: 200 kg / 2 persons Inner Turning Radius: 1.87 m Outer Turning Radius: 3.96 m Maximum Outer Turning Circle: 4.82 m Travel Speed: 0.6 - 5.0 km/h Outdoor Use Wind Speed: 45 km/h Maximum Climbing Ability: 25% Maximum Permissible Inclination: 5% or 3% Battery Capacity: 300 Ah / 2x224V Weight: 6,700 kg Fully functional, normal signs of use, UVV inspected

Condition: used, functionality: fully functional, Year of construction: 2007, machine/vehicle number: 2467258, power: 48 kW (65.26 HP), load capacity: 230 kg, lifting height: 18,390 mm, platform length: 1,830 mm, platform width: 760 mm, overall weight: 7,150 kg, transport length: 10,150 mm, transport width: 2,420 mm, transport height: 2,540 mm, fuel type: electric, tire size: 36/14LL-22.5, color: orange, Technical data Year of manufacture: 2007 Drive: Electric, 48 kW Working height: 20.39 m Platform height: 18.39 m Hodpfx Ajyqzu Nok Dsnn Platform dimensions (L x W): 1.83 m x 0.76 m Overall dimensions (L x W x H): 10.15 m x 2.42 m x 2.54 m Lateral outreach: 13.54 m Slew: 400° Load capacity: 230 kg Basket arm length: 1.24 m Travel speed: 4.8 km/h Weight: 7,150 kg Climbing ability: max. 30% Slewing range: 400°, Electric 48V DC, 8x6V batteries operational, general signs of use