8pcs 1/4 Shank Drill Magnetic Hex Head Screwdriver Bit Set Tool High Precision
Number of strong bits in the installation, can suck the screws easily, Electric screwdriver, screwdriver, drill, manual tools such as for general wind group. 1 H1.5 Hex Screwdriver Bit. 1 for H2 Hex Screwdriver Bit.