Craftsman 64 Piece Standard And Security 1/4" Hex Shank Insert Screwdriver Bits

Square Recess: 1, 2, 3. Spanner bits: 4, 6, 8, 10. Craftsman 32 Piece 1/4" Hex Shank Insert Bit Screwdriver. Craftsman 32 Piece Security 1/4" Hex Shank Insert Bit Screwdrivers. Fits Into All 1/4" Hex Screwdrivers And Ratchets, That Accepts 1/4" Hex Shanks.

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