21 pc 12-Point SAE Flank Drive® Short Combination Wrench Set (1/4-1-3/8") | OEXS721KB Threading • Sound Power Level

• Sound Power Level

• Includes OEX100B–OEX240B (5/16–3/4") in a storage tray

and fuels—easy-to-clean tools

inches : 17

• Flank Drive® box-end system grips fastener flats to deliver up to 15–20% more turning power with less risk of fastener damage

21 pc 12-Point SAE Flank Drive® Short Combination Wrench Set (1/4-1-3/8") | OEXS721KB Threading • Sound Power LevelIncludes OEX080BOEX440B (1 41 3 8") in a storage bag The Flank Drive system grips the fastener flats and provides up to 1520% more turning power Manufactured from special alloy steel, precision forged and heat treatment provides a superior wrench with the proper strength and durability to reduce wear and breakage 7. 5 offset broaching allows the user to flip the box end over to obtain a more advantageous grip on a fastener for restricted clearance