This Klein Tools bit holder and replacement bit 2-pack bundle keeps your Klein multi-bit screwdrivers and nut drivers fully equipped. The bit holder fits all Klein 10-in-1, 11-in-1 and 10-Fold screwdrivers, providing a replacement for lost or damaged original holders. It securely holds the included #2 Phillips and 1/4-inch slotted bits, which are precisely machined for exact fastener fit. The Phillips and slotted bits fit the Klein 11-in-1 and 10-in-1 screwdriver nut drivers, replacing used bits or expanding your bit selection. With 160+ years of professional tool manufacturing experience, Klein Tools ensures durability, quality, and precision across this bundled set of screwdriver components for driving and fastening tasks.