Skil 3008 HA (DD1E3008HA)

"FLEXTORQ bits are engineered for durability. This latest generation from DEWALT redefines fitment and performance with overhauled tip geometries. The newest FLEXTORQ PH2 bits deliver 100% more screws more→per bit. Every FLEXTORQ bit features a FLEXTORQ Zone designed to absorb impact for longer life. Save time and find the right bit with new highly visible laser etched size. Each FLEXTORQ bit is IMPACT READY with a 1/4"" hex shank for use in impact drivers and drills."

IRWIN Silver and Deming High Speed Steel Fractional Bit is constructed of M-7 high speed steel for high resistance to abrasion during tough drilling applications

Milwaukee SHOCKWAVE Impact Duty driver bits are engineered to be the most durable, best fitting driver bits on the market. The optimized SHOCKWAVE geometry is unique for each tip type to provide up to more→30x longer life and absorbs 3x more torque vs. other impact bits. The Precise Fit Custom Machined Tip prevents stripping and reduces wobble while the Custom Alloy76 steel and proprietary heat treat process maximizes resistance to wear and shock. SHOCKWAVE driver bits are built to deliver extreme durability for the most demanding applications.