Torque testers

Controlling torque is vital part of a company's quality control process. Fasteners that are insufficiently torqued can vibrate loose, while excessive torque can strip threaded fasteners. Therefore, using a quality torque tester has become more important than ever, and Kolver can help guarantee that you're well-equipped, offering the following product families to cover all of your torque measuring needs. 


K-TESTER series: the pinnacle of innovation

The K-TESTER is Kolver's cutting-edge torque analyzer. Versatile and precise, it can be used with both static and rotary transducers (up to 4, simultaneously!), depending on the application. 

The intuitive touchscreen interface provides instantaneous torque data and real-time torque graph visualization, while live PC connectivity enhances testing capabilities through our K-TorqueAnalyzer companion software, for in-depth joint analysis, tool calibration, and torque studies. 

With support for up to 200 programs and advanced reporting, the K-TESTER offers unparalleled efficiency for diverse torque testing needs.

Torque range: 0,05 - 100 Nm

(up to 500 Nm on request)



Mini K series: versatility at a low price

K/S with integrated transducer

Our most compact and cost-effective option, the MINI K/S Torque Testers feature a built-in transducer. These easy-to-use torque testers are ideal for checking all power tools up to 20 Nm. The small size, weight and portability of MINI K/S make them ideal for checking torque tools on the production floor regularly to ensure the tools are always calibrated.
Torque range: 0,1 - 20 Nm


KEF with external rotary transducer

Similar to our Mini KS series but using external transducer elements that are interchangeable based on torque needs.
Torque range: 0,05 - 100 Nm


Ke/S with external rotary transducer

The Mini Ke/S system consists of a torque readout and an external rotary transducer. By connecting a rotary torque transducer between an electric or pneumatic tool and an assembly application, you can monitor the real torque being applied from the tool to fastener or bolt.

It is possible to connect different transducers to the same torque reader by setting the proper Correction Factor (FATC).
A Mini Ke/S is the ideal torque-auditing tool for testing the actual torque being applied on the assembly application.
Torque range: 0,5 - 50 Nm



Our torque analyzer software is free and fully loaded for auditable laboratories and offers operator tracking, serial number tracking, easily searchable fully archivable database, pdf and excel report generation. Check out our blog to read how to conduct a torque study using our tools and software!











K-Tester with pod-style transducer
ModelCodeTorque NmReadout Dimensions mmBit sizeJoint SimulatorPort
K-Tester-KTI1021406/F10.05 - 1164 x 170 x 65Hex 1/4''240640 M4USB, mini USB, Eth
K-Tester-KTI5021406/F50.3 - 5164 x 170 x 65Hex 1/4''240600 M6USB, mini USB, Eth
K-Tester-KTI20021406/F200.5 - 20164 x 170 x 65Hex 1/4''240800 M8USB, mini USB, Eth
K-Tester-KTI50021406/F502 - 50164 x 170 x 65Sq 3/8''240901 M12USB, mini USB, Eth
K-Tester-KTI100021406/F1005 - 100164 x 170 x 65Sq 1/2''240902 M12USB, mini USB, Eth
K-Tester with rotary transducer
ModelCodeTorque NmReadout Dimensions mmBit sizePort
K-Tester-KTEI5021406/R50.5 - 5164 x 170 x 65Hex 1/4''USB, mini USB, Eth
K-Tester-KTEI25021406/R252 - 25164 x 170 x 65Hex 1/4''USB, mini USB, Eth
K-Tester-KTEI50021406/R505 - 50164 x 170 x 65Sq 3/8''USB, mini USB, Eth
K-Tester-KTEI100021406/R10010 - 100164 x 170 x 65Sq 1/2''USB, mini USB, Eth
Mini KEF with pod transducer
ModelCodeTorque NmReadout Dimensions mmTransducer Dimensions mmWeight kgBit sizeJoint SimulatorPort
MINI KE F1
3D
021405/F10.05 - 1.0150 x 70 x 4575 x 701.113 mm Hex240640 M4mini USB
MINI KE F5
3D
021405/F50.3 - 5.0150 x 70 x 4575 x 701.2413 mm Hex240600 M6mini USB
MINI KE F20
3D
021405/F200.5 - 20150 x 70 x 4575 x 701.313 mm Hex240800 M8mini USB
MINI KE F50
3D
021405/F502.0 - 50150 x 70 x 4575 x 601.54Sq 3/8240901 M12mini USB
MINI KE F100
3D
021405/F1005.0 - 100150 x 70 x 4575 x 681.58Sq 1/2240902 M12mini USB
Mini K Series with integrated transducer
ModelCodeTorque NmDimensions mmWeight kgPort
mini K1 / S
2D2D expl3D
021402/S0.1 - 1150 x 70 x 450.8mini USB
mini K5 / S
2D2D expl3D
021403/S0.3 - 5150 x 70 x 450.8mini USB
mini K20 / S
2D2D expl3D
021404/S0.5 - 20150 x 70 x 450.8mini USB
Mini K Series with rotary transducer
ModelCodeTorque NmReadout Dimensions mmRotary Transducer Dimensions mmWeight kgPort
mini Ke 5 / S
2D2D expl3D
021405/5/S0.5 - 5150 x 70 x 4525 x 920.5mini USB
mini Ke 25 / S
2D2D expl3D
021405/25/S2 - 25150 x 70 x 4525 x 920.5mini USB
mini Ke 50 / S
2D2D expl3D
021405/50/S5 - 50150 x 70 x 4589.5 x 52 x 63.50.5mini USB
K-Tester with pod-style transducer
Model: K-Tester-KTI1
Code: 021406/F1
Torque Nm: 0.05 - 1
Readout Dimensions mm: 164 x 170 x 65
Bit size: Hex 1/4''
Joint Simulator: 240640 M4
Port: USB, mini USB, Eth
Model: K-Tester-KTI5
Code: 021406/F5
Torque Nm: 0.3 - 5
Readout Dimensions mm: 164 x 170 x 65
Bit size: Hex 1/4''
Joint Simulator: 240600 M6
Port: USB, mini USB, Eth
Model: K-Tester-KTI20
Code: 021406/F20
Torque Nm: 0.5 - 20
Readout Dimensions mm: 164 x 170 x 65
Bit size: Hex 1/4''
Joint Simulator: 240800 M8
Port: USB, mini USB, Eth
Model: K-Tester-KTI50
Code: 021406/F50
Torque Nm: 2 - 50
Readout Dimensions mm: 164 x 170 x 65
Bit size: Sq 3/8''
Joint Simulator: 240901 M12
Port: USB, mini USB, Eth
Model: K-Tester-KTI100
Code: 021406/F100
Torque Nm: 5 - 100
Readout Dimensions mm: 164 x 170 x 65
Bit size: Sq 1/2''
Joint Simulator: 240902 M12
Port: USB, mini USB, Eth
K-Tester with rotary transducer
Model: K-Tester-KTEI5
Code: 021406/R5
Torque Nm: 0.5 - 5
Readout Dimensions mm: 164 x 170 x 65
Bit size: Hex 1/4''
Port: USB, mini USB, Eth
Model: K-Tester-KTEI25
Code: 021406/R25
Torque Nm: 2 - 25
Readout Dimensions mm: 164 x 170 x 65
Bit size: Hex 1/4''
Port: USB, mini USB, Eth
Model: K-Tester-KTEI50
Code: 021406/R50
Torque Nm: 5 - 50
Readout Dimensions mm: 164 x 170 x 65
Bit size: Sq 3/8''
Port: USB, mini USB, Eth
Model: K-Tester-KTEI100
Code: 021406/R100
Torque Nm: 10 - 100
Readout Dimensions mm: 164 x 170 x 65
Bit size: Sq 1/2''
Port: USB, mini USB, Eth
Mini KEF with pod transducer
Model: MINI KE F1
2D    2D expl    Misc    3D
Code: 021405/F1
Torque Nm: 0.05 - 1.0
Readout Dimensions mm: 150 x 70 x 45
Transducer Dimensions mm: 75 x 70
Weight kg: 1.1
Bit size: 13 mm Hex
Joint Simulator: 240640 M4
Port: mini USB
Model: MINI KE F5
2D    2D expl    Misc    3D
Code: 021405/F5
Torque Nm: 0.3 - 5.0
Readout Dimensions mm: 150 x 70 x 45
Transducer Dimensions mm: 75 x 70
Weight kg: 1.24
Bit size: 13 mm Hex
Joint Simulator: 240600 M6
Port: mini USB
Model: MINI KE F20
2D    2D expl    Misc    3D
Code: 021405/F20
Torque Nm: 0.5 - 20
Readout Dimensions mm: 150 x 70 x 45
Transducer Dimensions mm: 75 x 70
Weight kg: 1.3
Bit size: 13 mm Hex
Joint Simulator: 240800 M8
Port: mini USB
Model: MINI KE F50
2D    2D expl    Misc    3D
Code: 021405/F50
Torque Nm: 2.0 - 50
Readout Dimensions mm: 150 x 70 x 45
Transducer Dimensions mm: 75 x 60
Weight kg: 1.54
Bit size: Sq 3/8
Joint Simulator: 240901 M12
Port: mini USB
Model: MINI KE F100
2D    2D expl    Misc    3D
Code: 021405/F100
Torque Nm: 5.0 - 100
Readout Dimensions mm: 150 x 70 x 45
Transducer Dimensions mm: 75 x 68
Weight kg: 1.58
Bit size: Sq 1/2
Joint Simulator: 240902 M12
Port: mini USB
Mini K Series with integrated transducer
Model: mini K1 / S
2D    2D expl    Misc    3D
Code: 021402/S
Torque Nm: 0.1 - 1
Dimensions mm: 150 x 70 x 45
Weight kg: 0.8
Port: mini USB
Model: mini K5 / S
2D    2D expl    Misc    3D
Code: 021403/S
Torque Nm: 0.3 - 5
Dimensions mm: 150 x 70 x 45
Weight kg: 0.8
Port: mini USB
Model: mini K20 / S
2D    2D expl    Misc    3D
Code: 021404/S
Torque Nm: 0.5 - 20
Dimensions mm: 150 x 70 x 45
Weight kg: 0.8
Port: mini USB
Mini K Series with rotary transducer
Model: mini Ke 5 / S
2D    2D expl    Misc    3D
Code: 021405/5/S
Torque Nm: 0.5 - 5
Readout Dimensions mm: 150 x 70 x 45
Rotary Transducer Dimensions mm: 25 x 92
Weight kg: 0.5
Port: mini USB
Model: mini Ke 25 / S
2D    2D expl    Misc    3D
Code: 021405/25/S
Torque Nm: 2 - 25
Readout Dimensions mm: 150 x 70 x 45
Rotary Transducer Dimensions mm: 25 x 92
Weight kg: 0.5
Port: mini USB
Model: mini Ke 50 / S
2D    2D expl    Misc    3D
Code: 021405/50/S
Torque Nm: 5 - 50
Readout Dimensions mm: 150 x 70 x 45
Rotary Transducer Dimensions mm: 89.5 x 52 x 63.5
Weight kg: 0.5
Port: mini USB