6pcs Set 50mm 2.0-6.0mm Magnetic Flat Head Slotted Tip Screwdrivers Bits 1/4" Description:Those Slotted Tip Screwdriver Bits are made of S2 alloy steel which is a commonly used material in hardware. Magnetic bits can be firmly fixed on screwdrivers. Those bits are magnetic that can be firmly fixed on screwdrivers, fitting for electric screwdrivers, hand screwdrivers, electric drills, air drills and so forth. Materials: S2 alloy steel Type of shank: 6.35mm / 0.25 in. hex Package included 1 x 2mm S2 Slotted Tip Screwdriver Bit 1 x 2.5mm S2 Slotted Tip Screwdriver Bit 1 x 3 mm S2 Slotted Tip Screwdriver Bit 1 x 4 mm S2 Slotted Tip Screwdriver Bit 1 x 5 mm S2 Slotted Tip Screwdriver Bit 1 x 6 mm S2 Slotted Tip Screwdriver Bit Specifications:Brand Name:BROPPE Magnetic:Yes Screw Head: Size:2mm,2.5mm,3mm,4mm,5mm,6mm Model Number:Magnetic Screwdriver Set Screw Head Type:Slotted Features:Dismountable Size:1/4 Hex Shank With Handle Or Not:No is_customized:Yes Type:Magnetic Screwdriver Material:Alloy Steel