Square Bit Set, Impact S2 Steel Square Drill bit with Magnetic CNC Machined Tips

Durable with Top Quality: The square drive bits are for impact driver and heavy screw driving. CNC machined tip, S2 alloy steel body, hardened core to increase bit strength and reduce fracture. Torsion zone to avoid breakage. Manganese phosphate surface to prevent rust. Efficient Working: Magnetic tip with ring help you pick up screws easily and operate with one hand. If the magnetic ring is hard to remove, try pushing it inward or twisting it. Traditional color coding of the square screwdriver bits for quick size identification. Wide Application: Perfect for roberston/square screws in home repair (decks, furniture, etc.), construction, carpentry, electrics, auto (RV, etc.) and other screw driving applications. Full general sizes and lengths to meet all needs. Portable plastic case and carabiner for easy storage and organization.