Features MAGNETIC & ANTI-RUST: 23 pieces drill bits have magnetic bits so that the screws can be held easily and firmly. They are completely rust free and corrosion resistant and have a polished, chrome and polished surface. CR-V MATERIAL: Heat-treated CR-V bits reduce wear and tear. Hardened chrome vanadium steel sleeves increase rotation power. STRONG MAGNETIC - Enhanced magnetic impact drill bits help you pick up screws easily. The magnetic force does not decrease even after repeated use. VERSATILE: Drill set can be used with electric screwdrivers, hand screwdrivers, drills, combination tools and any standard drill. Perfect for cars, repairs, trucks, engines, motorcycles, computers, cable boxes, toys, indoors, etc 23 PIECES: The set contains 23 different sizes drill bits, including slotted, cross, PZ, star and hex bits, suitable for different usage scenarios. Specification: Item Type: Screwdriver Bit Set Material: CRV Length: approx. 100mm/3.94inch Tail Interface Size: Approx. 6.3mm/0.25inch Ratchet handle length: approx. 140mm/5.51inch 3 x Cross Bits: PH1, PH2, PH3 PZ 3 pieces: PZ1, PZ2, PZ3 Pack of 5 Slotted Bits: SL3 (3mm), SL4 (4mm), SL5 (5mm), SL6 (6mm), SL7 (7mm) 6 Star bits: T15, T20, T25, T27, T30 6-piece hex bit: H2, H2.5, H3, H4, H5, H6 Package List: 23 x Drill Bits 1 x Ratchet Handle 1 x Case Package List 23 x Drill Bit 1 x Ratchet Handle 1 x Storage Bag