DESCRIPTION 3/8 Inch Drive Insert Ribe Bit Socket featured: Sockets: High-strength Chrome Vanadium Steel, double surface, knurled design. Bits: Zinc phosphate S2 Steel. With heat treatment for hardening. Provides tight grip on Ribe fasteners and ensures minimal slippage. Prevents fastener wear and prolongs tool life. Essential for working on European-manufactured cars and equipment that utilize Ribe fasteners. MORE PRODUCTS More 3/8" DRIVE BIT SOCKET More BIT SOCKET