Expert Quality, Draper TX-STAR® 1/4" bits manufactured from silicon steel hardened and tempered with shot blast finish. 1/4" Sq. Dr. bit holder made from chrome vanadium steel hardened, tempered and chrome plated for corrosion protection. Features and Benefits • Expert Quality • 6 Draper TX-STAR® bits T10, T15, T20, T25, T30 and T40 x 30mm long and bit holder 1/4" x 1/4" sq drive Contents 1 x Bit holder 1/4" x 1/4" sq. drive 6 x Draper TX-STAR® bits, 30mm: T10, T15, T20, T25, T30, T40