T20 x 3-1/2" Mach-Blue™ Driver Bit (2-Pack) Mach-Blue™

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.