Open-end head with 1-3/4" square drive", X-shaped stem

Characteristics
• The 1-3/4" 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 preset and adjustable interchangeable head torque wrenches
• Shank Matches 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 3-9/16 in Size, in 1-3/4 in Country of Origin USA Head Depth, in 23/32 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