Multi-Bit Screwdriver Tip Size 1/8 in 2 mm 2.5 mm 3 mm 3/16 in 5 mm 5/32 in 7/64 in 9/64 in SP10 SP4 SP6 SP8 T10 T15 T20 T25 T27 T3/32 in T30 T40 T7 T8 TS6 TS10 TS8 Tip Style Spanner Tamper Resistant Hex Tamper Resistant Torx Torq-Set Magnetic Ergonomic Bit Material Alloy Steel Bit Storage None Double End Magnetized Tip Yes Shank Length 3 3/8 in Shank Material Stainless Steel Drive Size 1/4 in ESD Safe No