Open-end head with 1-5/8" square drive, X-shaped stem

Characteristics
• The 1-5/8" square drive open-end head fits interchangeable head torque wrenches with "X" shank
• Interchangeable heads allow for torque capacity with adjustable torque wrench bodies
• Designed for use with CDI adjustable and preset interchangeable head torque wrenches
• Matches Shank Size Head Size with the same shank size as the wrench being used with Specifications Shank (Diameter) X (0.735 in) Center of Fastener to Retaining Pin QXO Series: 4.50 in Maximum Recommended Working Torque, ft-lbs 240 Outside Diameter, in 3-11/32 in Size, in 1-5/8 in Country of Origin USA Head Depth, in 11/16 in 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