• High-performance alloy steel
• Square female size: 3/4"
• 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 20, ISO 1174
• Square female size: 3/4"
• 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 20, ISO 1174
