SW412S Screwdriver Bit Holder

• 1/4" inside hexagon
• Manufactured to DIN 3126/ISO 1173 form D6.3
• Internal hex drive with a collar-thrust spring
• Bits are easy to insert, lock securely in position and can be removed easily
• Even hex bits with a wide groove (Type E, DIN 3126/ISO 1173).
• High performance steel (HPQ®)