... long work piece.2. Hardened and ground 24 position master plate, can index the special angle of 15 with excellent accuracy ... does similar work. as rotary table when it match with face plate. 4. Rapid indexing and easy operation. It’s sharp equipment ... mass-production. 5. Super Spacer index include 3 jaw chuck, Face plate dia. 10, 250mm Masking Plates 2,3,4,6,8 ...