EX-376-4 Apex 3/8” Square Drive Extension. Male Square: 3/8” Type Of Lock: Ball Overall Length(in.): 4” Overall Length(mm): 102mm
EX-376-B-4 Apex 3/8” Square Drive Extension is created from high quality construction and efficent design ensures tool life to outlast its competitors. With Apex drive extensions you are assured of high quality and industrial strength.
EX-376-B-4 Apex 3/8” Square Drive Extension have hex tolerances that are on average 48% tighter than DIN and 35% tighter than ANSI requirements. When using Apex Fastener Tools, known to be the industry’s leader in drive extensions, not only are you assured to get an exact, snug fit everytime but these drive extensions have the tighest of tolerances for straightness and concentricity.
High strength fasteners in demanding situations, like those found in the automotive and aviation industries, often require the use of an impact wrench or impact driver to deliver the amount of torque required to tighten or loosen them.
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