Proto J4990-4MST 3/8 Drive 4mm Short Metric Hex Bit
List Price: $13.39
You Save: $6.08 (45%)
Part Number: J4990-4MST UPC: 662679170127 Weight: 0.08
•Made of alloy steel. Polished chrome finish. •Made using a heat treated alloy for wear-resistance which helps minimize distortion for a long life. •Hex opening holds the bit allowing the bit holder to take the torque load.