Open-end head with 7/8" square drive, Y-shaped stem

Characteristics
• The 7/8" square drive open-end head fits interchangeable head torque wrenches with a "Y" shank
• Interchangeable heads allow for torque capacity with adjustable torque wrench bodies
• Designed for use with CDI preset and adjustable interchangeable head torque wrenches
• Match the shank size of the head to the same shank size as the wrench it will be used with. Specifications: Shank (Diameter) Y (0.560") Center of Fastener to Retaining Pin QYO Series: 3.00" Maximum Recommended Working Torque, ft-lbs: 160 OD.D., in.: 1-23/32 Size, in.: 7/8 Country of Origin: USA Head Depth, in.: 3/8 Finish: Industrial Finish Warranty: Lifetime warranty, non-repairable, guaranteed for materials and workmanship/while the purchaser owns the tools. Warnings: For complete warning information, see CAT1600 pages W1-W4