All Testers

  The Model HS Manual is available for download! Model HS Portable Bolt-Tension Calibrator Convert tool output to bolt-tension specs Set...

Need to test more than one bolt diameter?  You can buy additional bolt diameter kits here: Model HS Bolt Adapter Kit The Model HS Manual is availa...

Need to test more than one bolt diameter? You can buy additional bolt diameter kits here: Model MZ Bolt Adapter Kit The Model MZ Manual is avail...

Fastener: High-strength bolts 1-1/8” through 1- 1/2” (M30-M38). Preload Capacity: 170,000 lbs. maximum (80,000 kg). Tool/Size: 3/4” to ...

  Model J Portable Bolt-Tension Calibrator Fastener: Screws and bolts #10 through 9/16” (M5-M16). Preload Capacity: 30,000 lbs. Maximu...

  Model K Portable Bolt-Tension Calibrator Fastener: Bolts 1-1/4” through 2-1/2” (M30— M64) Preload Capacity: 225,000 lbs (can be upgraded to ...

The Model MZ Manual is available for download! IMPORTANT NOTE:  This unit will not function independently.  Please review our adapter sets to f...

  Model P Portable Bolt-Tension Calibrator 3/8" Bolts Only - Designed for bolt manufacturers and distributors to demonstrate the superiority of...

Portable Bolt Tension Measuring Device with USB Digital Gauge. Sold exclusively to educational institutions and training centers, including Snap-o...

The Model RL Manual is available online!   Preload Capacity: 100,000 lbs. maximum 50,000 kg) Tool/Size: 1/2” through 1” square drive Inclu...

  Model S Portable Bolt-Tension Calibrator Designed for small bolts (#6 to 1/4" and 3MM to 6MM). Download the Model S Maintenance Manual

  Model W Portable Tool Calibrator For setting and checking all types of hand torque wrenches. The Skidmore-Wilhelm torque wrench calib...

Replacement bolt for the 1" test bolt assembly.

1" test bolt assembly for use with the Model RL. Requires a 1-1/2" HEX socket to turn.

Replacement nut for the 1" test bolt assembly. Requires a 1-1/2" HEX socket to turn.

Replacement plate for the 1" test bolt assembly.

Replacement washer for the 1" test bolt assembly.

Replacement bolt for the 1-1/4" test bolt assembly.

1-1/4" test bolt assembly for use with the Model RL. Requires a 2" HEX socket to turn.

Replacement nut for the 1-1/4" test bolt assembly. Requires a 2" HEX socket to turn.

Replacement plate for the 1-1/4" test bolt assembly.

Replacement washer for the 1-1/4" test bolt assembly.

Replacement bolt for the 3/4" test bolt assembly.

3/4" test bolt assembly for use with the Model RL. Requires a 1-1/4" HEX socket to turn.