(1) have two manufactories to produce bucket teeth , (2) Passed ISO: 9001-2000 . (3)wax and send casting . Bucket TeethChina casting - Machinery parts-Excavator parts -Teeth and adapters with best impact and hardness.CATERPILLAR E200B, E312, E315, E320, E325, E330, E345, E350, E355, E380, J700, 920, 930, 950, 955, 966, 992, D4, D5, D6, D7, D8, D8K, D8L, D9.KOMATSU PC60, PC70, PC100, PC120,PC200, ...