SAE 3/8" and 1/2" open-end wrench

Characteristics
• Precision-crafted from a special steel alloy for added strength and durability
• Continuous arc open ends minimize jaw extension for constant fastener contact, providing maximum turning power and minimal torque transmission loss. Specifications Drive Size, in. 3/8 Dimension F, in. 33/64 Dimension A, in. 1-1/32 Size, in. 1/2 Country of Origin USA Dimension E, in. 7/32 ASME®/ANSI® B107.100 Dimension C, in. 51/64 Finish Chrome Dimension D, Length, in. 1-29/64 Maximum Recommended Working Torque, in-lb 140 Sets Warranty Lifetime warranty, non-repairable, guaranteed by Materials and Labor/while the purchaser owns the tools. Warnings For complete warning information, see pages W1-W4 of CAT1600.