1.Found in 1983. 2.Complete Forging/Hot Die Forging. 3.About 40 days lead time. 4.1500-2000 Hours guarantee 5.ISO9001:200 More models below are available from us(not limited): 1) Komatsu: PC100, PC200-1/3/5/6, PC220-1/3/5, PC300-3/5, PC400-1-3-5, D20, D30, D31, D50, D60, D85, D155 2) Hitachi: EX40, EX60, EX150, EX100M, EX100, EX120, EX150, EX200-1/2/3, EX300-1/3/5, EX400 3) Caterpillar: E110B, ...