This set includes 12pc 1/4-inch shank tamper resistant star bits, 2 standard star bit (T5, T6) & 1 AD connector.
Made of high-quality CRV steel, with sturdy hardened & tempered construction, perfectly matched to standard and tamper-resistant torx/star 6-point screws.
Tamper Resistant sizes are: T7, T8, T9, T10, T15, T20, T25, T27, T30, T35, T40. The hole in the center in each bit makes it to be tamper resistance.
Insert smoothly with precision chamfer bit ends. Sizes are stamped on bits, as well as printed on storage sleeve.
Created 6-Lobe 1/4" shank hex bits that easily connect to a wide range of standard sockets, screwdrivers, drill/driver sets, and power tool accessories. Various sizes are suitable for use in automotive maintenance, electronic devices, household appliances, toys, and other consumer electronics.