S2 alloy steel :The 36pcs torx bits set is made of excellent S2 alloy steel ,with sturdy hardened and tempered construction. Increase bit power and reduce fracture.
1 Inch:12PCS Tamper Resistant star bits T5, T6, T7, T8, T9, T10, T15, T20, T25, T27, T30, T40 (T5 and T6 are not tamper proof security bits).
1 Inch:another 12PCS are most commonly used,include T15,T20,T25,T30,each one 3pcs.
2.38 Inch: 12PCS Tamper Resistant star bits T5, T6, T7, T8, T9, T10, T15, T20, T25, T27, T30, T40(T5 and T6 are not tamper proof security bits).
Magnetic impact bits:2.38 inch torx bits with strong magnet helps you pick up screws easily.and it can be multiple used.
The 1/4" hex handle works with electric screwdrivers, hand screwdrivers, electric drills and any standard drill.Widely used in home repairs, automobiles, woodworking and other screw driving applications.