Bangrui BT2104 1/2" Drive Master Impact Hex Bit Set, Hex Driver, SAE/Metric, 1/4" - 3/4", 5mm - 19mm, Cr-Mo Steel,Impact Grade, One-Piece Construction

Made of Drop Forged, Heat Treated Heavy Duty Chrome Molybdenum (CR-MO) Steel with a Corrosion-Resistant Black Phosphate Finish. 1/2" Dr. Allen Bit Socket Metric sizes: 5mm, 6mm, 8mm, 10mm, 12mm, 14mm, 17mm, 19mm 1/2" Dr.Allen Bit Socket SAE Size: 1/4", High-contrast size marking is permanently laser and easy to read, even in low light. Come with a heavy duty blow molded storage case, easy to carry. Meets or exceeds ANSI performance standards.  Bangrui 1/2Dr. Impact Hex Deep Socket Bit(SAE) Made of high-grade Chrome-Moly steel with black phosphate finish that resists corrosion 3 inch/78mm Longer length Chrome-Moly steel impact hex drivers are designed to reach deep recessed bolt heads in difficult locations.