Spyder Mach-Blue impact rated driver bits are the durable driving bit for demanding high torque impacting applications. Mach-Blue Tough Tip Technology significantly reduces tip wear for reliable fastener driving – up to 70x longer life than other impact rated driver bits. IMPACTive alloy tool steel torsion zones actively flex to dissipate peak impact forces, reducing fastener recess damage and preventing tip breakage. Mach-Blue driver bits are optimized for use in high torque cordless impacting drivers and drill drivers, making them the pro powered tool that outlasts your workday.