InPower Hex Head Allen Wrench Drill Bit Set 20PC -10pc Metric and 10pc SAE-, S2 Steel Magnetic Screwdriver Bit Set, 3" Long Hex Bit Set with Storage Box.

About InPower InPower is committed in developing innovative solutions that deliver increased productivity and outstanding durability for tool users, whether it is through screwdrivers, power tool accessories or innovative hand tools, we are dedicated to delivering a continuous flow of advanced, time-saving solutions. We invest the time to create practical, meaningful products and services that make life easier.   Premium material The hex drill bits are made of premium S2 steel, which is extremely hard, wear-resistant and durable. Sand blasted bits allow firm grip and reduce cam-out. Each bit is labeled with size for quick identification.   Excellent craftsmanship Precisely edge of 1/4 inch hex shank can be accurately locked in standard chucks, fit into power tools more easily. The strong magnetic tips enhance attachment to screws for a secure grip.   Multi-Purpose use The precision 1/4" hex bit set fits well for fast and easy bit changes, and can be used on electric screwdrivers, hand screwdrivers, electric drills, group general tools and any standard drills.   20-Piece SAE Metric Hex Head Screwdriver Bit Set? SAE Size?5/16, 1/4, 7/32, 3/16, 5/32, 9/64, 1/8, 7/64, 3/32 and 5/64 inch Metric size?8mm, 7mm, 6mm, 5mm, 4mm, 3.5mm, 3mm, 2.5mm, 2mm and 1.5mm