Discontinued J657B
Proto® Torque Calibration Bench
Discontinued J657B

Proto® Torque Calibration Bench

  • Torque bench and sensors allow for in-house torque testing to help maintain and manage torque tools quickly and efficiently
  • Helps ensure manual and electronic torque wrenches are within compliance of ASME standards which require tools to be checked and calibrated on a yearly basis and after every 5,000 clicks
  • For use with J657 series calibration sensors
View more features

Additional Features

  • 735 Ft. Lbs capacity
  • Adjustable handle pin to align with calibration marks
  • Secure frame to maintain dimensional stability
  • 1200:1 gearbox for accuracy during loading
  • Sensors and torque wrenches sold separately
  • Tablet not included


Product Height
25-13/32 in
Product Width
13-1/2 in
ASME B107.300-2010
Number of Pieces
Product Weight
247 lbs



Unfortunately, the warranty information cannot be retrieved for this specific product. Please review the information about our warranties.

Learn More


We take extensive measures to ensure all our products are made to the very highest standards and meet all relevant industry regulations.

Support Manual