Williams 1218MSC Super Combo Combination Wrench, 18 Millimeter

SUPERIOR DESIGN: SUPERCOMBO open end has specially designed grooves that direct wrench force away from fastener corners. SUPERB DURABILITY: SUPERTORQUE box opening design allows application of higher torque without rounding or deforming hex fastener points MANEUVERABILITY: The tighter access, the better the performance in confined space. WILLIAMS wrenches feature 7.5 degree offset broach which allows for 15 degree access when engaging a fastener when wrench is flipped EXCELLENT QUALITY: Manufactured from special alloysteel, precision forged and heat treated for optimum strength and durability. HIGH PERFORMANCE: Meets or exceeds aerospace specification AS 954 for 12 point fasteners (as defined by AS 870) to provide accurate torque/tension relationship for precision application