Our 27-in-1 Ratcheting Security Multi-Bit Screwdriver is the most versatile multi-bit screwdriver in the range. This tamper proof multi-bit screwdriver features easy-access in-handle storage, which keeps bits organized and allows you to quickly change bit sizes and types. The durable, all-metal ratchet provides higher torque and faster driving. The removable bit holder has a 1/4" hex shank, making it power tool ready for maximum jobsite versatility. The chrome-plated bit holder provides rust protection and reduces wear from elements on the jobsite. The Milwaukee® 27-in-1 Ratcheting Security Multi-Bit Screwdriver includes : T7, T8, T10, T15, T20, T25, T27, T30, T40, SP4, SP6, SP8, SP10, 3/32", 7/64", 1/8", 9/64", 5/32" (4mm), 3/16", 2mm, 2.5mm, 3mm, 5mm, TS6, TS8, TS10, 1/4" Nut Driver and is backed by our Limited Lifetime Warranty.