Apex 1/4'' Square Recess Hex Insert Bits

1/4'' square recess hex insert screwdriver bits from Apex® Fastener Tools formally Cooper Tools. The four sides of Apex® square recess screwdriver bits are at right-angles to each other. The opposite sides of square recess bits are parallel. Apex® quality begins with select raw materials, only carefully chosen, high grade tool steel is used. Each Apex® bit is manufactured to the tightest tolerances in the industry, most are even tighter than licensing agreement requirements and all Apex® bits meet the most stringent government and military specifications.