Magnetic Bit Extension Holder Quick Change 1/4" Hex Shank Screw Bit Holder Screwdriver Bit Holder 60mm 75mm 100mm 150mm

100% Brand new and high quality Brand: Krachtige Material: Carbon Steel + CRV Shank shape: Hex shank Shank diameter: 1/4 inch (6.35mm) Length: 60mm/ 75mm/ 100mm/ 150mm 4 package options: 4 pcs 60mm+75mm+100mm+150mm (Recommend) 3 pcs 60mm+75mm+100mm 3 pcs 60mm+100mm+150mm 3 pcs 75mm+100mm+150mm High hardness, non-slip, large torque, long life and durable. The screwdriver head has strong magnetic so that it can self-lock the connecting rod. Strong practicability, it can change external six angle into internal six angle. It can join electric screwdriver, screwdriver, screwdriver nozzle, screwdriver head. It applicable for exchanging the sleeve and the joint, prolonging the connecting rod. It can be flexibly used in situation of narrow space, use it to reach the work-place where hands can not reach.