Overview

The Gray Tools 1″ Drive Heavy-Duty Micro-Adjustable Torque Wrench is built for professionals who demand precision in demanding industrial environments, and offered by the only Canadian owned and domestically headquartered hand tool company. Built to deliver reliable high torque accuracy for the most demanding industrial fastening jobs.

• Easy to read scales with positive lock via pull down locking ring
• Rugged metal knurled handle for a secure grip
• Quick release button for faster socket retention and removal
• Individually serialized with matching factory certificate of calibration traceable to N.I.S.T.
• Meets or exceeds ASME B107.14-2004 and ISO 6789 standards
• Packaged in a metal case

Specifications

• Drive Size: 1″
• Range: 200 – 1,000 ft. lbs. (271 – 1,355 Nm)
• Increment: 5 ft. lb. (6.8 Nm)
• Accuracy: 4% CW, 6% CCW
• Number of Teeth: 36
• Maximum Length (with extension): 71″
• ASME Specification: B107.14-2004
• ISO Specification: 6789

Applications

Ideal for industrial maintenance technicians, millwrights, and heavy equipment professionals requiring high torque accuracy on large fasteners. Well suited for heavy machinery assembly, structural steel work, and industrial maintenance.

In the Box

• 1″ Drive Heavy-Duty Micro-Adjustable Torque Wrench
• Metal carrying case
• Factory calibration certificate (NIST-traceable)