3/8" Square Drive Bi-Hexagon Sockets

Used most often in the automotive and aerospace industries. The weight to strength ratio ensures the reliability and accessibility that is so important in this type of production environment. Manufactured from chrome vanadium steel hardened, tempered, chrome plated and polished for corrosion protection. All have a ball-retaining groove on each face of the square drive, which ensures a positive fit with all accessories. Chamfered leading edge ensures easy fastener location.

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