VC-52-7MM Apex 7mm 6-Point Spark Plug Socket, 3/8” Square Drive, No Chamfer have hex tolerances that are on average 48% tighter than DIN and 35% tighter than ANSI requirements. With Apex you are assured of an exact, sure fit. All VC-52-7MM Apex 7mm 6-Point Spark Plug Socket, 3/8” Square Drive, No Chamfer have the tightest tolerances for straightness and concentricity in the industry.

High strength fasteners in demanding situations, like those found in the automotive and aviation industries, often require the use of the VC-52-7MM Apex 7mm 6-Point Spark Plug Socket, 3/8” Square Drive, No Chamfer to deliver the amount of torque required to tighten or loosen them. Quality design and construction give VC-52-7MM Apex 7mm 6-Point Spark Plug Socket, 3/8” Square Drive, No Chamfer a long service life and durability. Remember, universal wrenches, extensions and adapters are not to be used with impact drivers.