20Pcs Metric and Imperial S2 Alloy Steel Magnetic Hex Screwdriver Bits Set,Length: 50mm •Premium Material: The S2 alloy steel hex drill bit set is forged with a hardened core to increase bit strength and reduce breakage. Its phosphated black surface provides durability •Magnetic Tip: The strong magnetic tip allows for easy screw pickup,with magnetism that remains intact even after multiple uses •Wide Application: These hex bits are widely applicable,perfect for use in automotive repairs,trucks,engines,motorcycles,interiors,dashboards,computers,cable boxes,toys,household appliances,and consumer electronics. They are also suitable for many other protected components •Torsion Zone: The impact-resistant hex wrench drill bits feature a torsion zone that absorbs peak torque to prevent breakage,making them ideal for impact drivers and heavy-duty screw driving tasks •20 Pieces Include: 10pcs Imperial: 5/64",3/32",7/64",1/8",9/64",5/32",3/16",7/32",1/4",5/16". 10 pcs Metric: 1.5mm,2mm,2.5mm,3mm,3.5mm,4mm,5mm,6mm,7mm,8mm •Specifications: •Material: S2 Alloy Steel •Length: 50mm •Surface Treatment: Phosphated Black Finish Package included: •20 x Screwdriver Bits