Includes 14 discs to fit common bush sizes Manufactured from aluminium Disc sizes: 10-12, 12-14, 14-16, 15-17, 16-18, 18-20, 20-22, 22-24, 25-27, 28-30, 30-34, 32-36, 35-40, 38-42mm 1 x 115mm drive extension handle 1 x 140mm drive extension handle 1 x 160mm drive extension handle