Designed andacratork manufactured by PD Tools for Accurate Setting and Calibration of all types of Hand-operated Torque Screwdrivers and Torque Wrenches. Eight standard models are available with dual scale.

Torque capacities of 0-35cm. N/0-50 to 0-1500 N.m / 0-1000 lbf.ft.

Slave Pointers are fitted on all L1 and L4 models with our 'Autostop' feature operating on the L2 and L3 Models.

Production Torque Wrenches

Designed to 'Run Free' when the pre-determined Torque setting is reached, eliminating the possibility of over-tightening.

Click on the icon above to download the,tAcratork Range PDF


Torque Equipment

Torque Wrenches (Acratork) Run Free Type

12 Models available, Torque Capacities 226.0 cNm to 1355 N.m. 3/8" to 1" square drive.

Torque Calibration Analysers. Digital for Hand and Power Tools

8 Dual Scale Models available. Torque capacities from 0.5 cNm to 1500 Nm and 1/2 ozf in. to 1100 lbf/ft. 1/4", 3/8", 1/2", 3/4" and 1" square drive

Torque Wrench Calibrationtorque calibration uk & Repair

Our Calibration and Repair department offers a rapid service on various types of Analysers, Wrenches and other measuring equipment.

Torque Wrench Calibration

This Services involves the product undergoing an initial visual examination, calibration status and a final calibration and certification to national standards.

For Calibration prices please contact sales at or on 02392 371918, usual calibration turnaround is 2-3 days.

For Repairs please send your item into us at;


Where we will be happy do complete an initial examination before providing you with a quote for you to authorise before we proceed with any necessary repair.



PD Tools

Unit 4 Murrills Estate


Hants. PO16 9RD

Acratork  Product Range

Calibration  Facilities