K-Mount 9-in-1 multi-bit ratcheting screwdriver put nine functions together into this one, including six popular drive bits sizes (Phillips, Slotted, Square) and three nut driver sizes. A solid choice to drive or remove screws with larger turning force achievable and less effort required. Heat-treated Cr-V alloy steel features extra strength and durability. Chrome finish protects the surface from rust and corrosion. Precisely machined tips with strict tolerance control perfectly fit into the right-sized screw heads. Ratchet mechanism design works for forward, reverse, and locked positions to improve working efficiency. Dual-material handle is ergonomically designed to give secure and comfortable grips. Detent ball on each bit and tube tightly locks onto the handle, avoiding slipping off. Conveniently store all the bits/tubes in the grip handle. Make a bit replacement in a breeze. Size: PH#1, PH#2, SQ#1, SQ#2, SL3/16in, SL1/4in Nut Drivers: 1/4in, 5/16in, 3/8in
