The TEKTON 1/4 in. and 3/8 in. Drive Impact Star Bit Set has the complete series of sizes from T10 to T60, including sizes commonly found on disc brake calipers. These tools are designed to be used with impact drivers to free rusted and overtightened bolts. Compact storage rails save toolbox drawer space and are easy to carry along to the job. High-strength chrome vanadium steel construction and precisely milled tips deliver premium performance with an exact fit in fastener head, eliminating extra play that could damage tool or strip fastener.
(6) 1/4 in. drive star sizes: T10, T15, T20, T25, T27, T30
(6) 3/8 in. drive star sizes: T40, T45, T47, T50, T55, T60
(1) 3/8 in. drive (F) x 1/4 in. drive (M) adapter
(2) Storage rails