5/16 in. Hex One Piece Drive Bit, 1/4 in. Square Drive VIMSHI410 Vim Products

Features and Benefits:

• S2 alloy steel, the strongest, hardest drivers available
• Heat treated to 56-62 RC
• Stubby one piece driver design
• Satin chrome plated
• Knurled body for fingertip control

5/16 in. hex one-piece driver, 1/4 in. square drive