The Husky 27-in-1 Ratcheting Screwdriver is professionally engineered for high-torque tasks, featuring a patented ratchet for smooth action and an ergonomic handle designed to eliminate slippage. This versatile tool conveniently stores 13 S-2 steel double-ended bits within the handle-each precision-machined with a zinc phosphate coating for superior corrosion resistance and an internal magnet for strong fastener retention. Comprehensive Bit Set Includes: Phillips: #1, #2 : Slotted: 3/16 in., 1/4 in. Square: #1, #2 : Combination: C1, C2Tamper-Resistant Torx: T7, T8, T10, T15, T20, T25, T27, T30Hex SAE: 3/32 in., 7/64 in., 1/8 in., 9/64 in., 5/32 in., 3/16 in. Hex MM: 2, 2.5, 3, 5mm.