12Pcs High Hardness and Strong Magnetic Bits, D1 Anti-Slip Magnetic Drill Bits, 1/4inch Hex Shank Impact Cross Bit, Shock-Proof Impact Screw Driver

【S2 Alloy Impact-Resistant Steel Material】The magnetic screwdriver bit is made of high-quality S2/ D1 alloy impact-resistant steel, with rust-proof black surface and a hardness of 62HRC. The hex bit set is clearly marked and you can quick find what you need. It is easy to carry and use. 【Standard 1/4inch Hex Shank】The impact cross bit set adopts standard size design of 1/4inch hexagonal shank, suitable for most manual screwdrivers, electric screwdrivers, electric drills, etc. Ideal for general sizes and various damaged drill bits, helping you drill holes in one step or take out easily of damaged screws. 【Strong Magnetism & Non-Slip】With strong magnetism and non-slip design, our cross bit is easy to attract and secure screws when combined with the magnetic ring. The torque reduction function extends the life of drill, making it an ideal choice for frequent use. 【Large Torque Design】Our impact screw driver bit has large torque after contacting the screwdriver head. The collision reaction force generated by the impact screwdriver is partly absorbed by the torque, effectively preventing head from breaking. 【Quick Change Bit Holder】The package also includes a quick-change 1/4inch shank bit holder, which can automatically eject the bit for expansion of various screwdriver bits, and the screwdriver bit conversion is easy to use. 【Widely Uses】Our drill bits are suitable for high-intensity working situation and reliable for any DIY project or professional work. Do not use drill bits with pneumatic tools, pneumatic drills, or electric drills without speed control. It has long service life with durable construction and superior technology. There could be some deviations due to manual measurement or slight color difference owing to photographing condition. Thank you for your understanding. If you do not understand what you can contact customer service at any time, I you a happy shopping.

Material: S2/ D1 Steel Brand: LYDODOKA