Item Details: * new and high quality *Made of high quality material, durableand practical to use *Usage: It can be combined with electric screwdriver or hand tool to screw the nut. The head anti-slip texture can better bite the nut and avoid slipping. *Non-slip, high buckle, high hardness and magnetic. *Suitable for all types of screw installation *High magnetic anti-skid design for the head, improve work efficiency *Overall hardened heat treatment, high hardness, wear resistance *Applicable to wind batch, hand drill, charging screwdriver, etc. *Material: Steel *Main Color: Blue (As pictures show) *OptionalFull Length: 25mm, 50mm, 65mm, 70mm, 90mm, 127mm, 150mm (Approx. ) Package Contents: 1 * Non-Slip Screwdriver Bit Head Note: 1.The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2.Please allow slight manual measurement deviation for the data.