Utoolmart 2 Pcs 1/4" Quick-Change Hex Shank 7mm Nut Setter Driver Drill Bit, Metric No-magnetic, Length:100mm

【SIZE】- 7mm / 0.28-inch nut driver, 100mm / 3.94-inch total length., 【1/4" HEX SHANK】- Universal 1/4 inch hex shanks fit a variety of quick-change chucks and drill, driver, or screwgun., 【MATERIAL】- Heat treared chrome vanadium steel construction with sandblasted finish for increased hardness and corrosion resistant., 【ADD TORQUE】- External hex on the socket body is used to adding torsion by wrench manually when power tools are torque insufficiency., 【APPLICATION】- Widely used in household DIY, auto parts, woodworking, professional machine repairing, etc.