[Classic] Impact Driver Bit Set, Hex, Metric & SAE Size:SAE Set (10pcs) Durable & Long-Life with Top

Durable & Long-Life with Top Quality: M35 Cobalt High Speed Steel (5% Cobalt) with TiAlN Coating makes our center drill bit much harder

allowing you to focus on the task at hand without worry

which is higher cutting efficiency and hardness than ordinary high-speed steel tools available in the market

the protective arm sleeves provide superior comfort

and DIY projects

[Classic] Impact Driver Bit Set, Hex, Metric & SAE Size:SAE Set (10pcs) Durable & Long-Life with TopTough as Always Torsion zone to absorb torque peaks to avoid breakage; CNC machined tips S2 alloy steel body and hardened core to increase bit strength and reduce the fracture. Manganese Phosphate surface to prevent rust; Strengthened magnetic impact bit helps you easily pick up screws; Wide Applications Widely used in home repairs, automobiles, and other screw driving applications.