1" Square Drive Bit Holders with 22 mm Male Hex Drive with Phosphate Finish
- High-performance alloy steel
- Square female size: 1"
- Hexagon female size: 22 mm
- Phosphate finish
- For screwdriver bits with 22 mm male hexagon drive
- With bit-holding locking screw
- Drive standard: DIN 3121-H 25, ISO 1174