... hard stone and ore after the blasting. PC200-7 1.0 Rock BucketCenter Distance-460Bucket Spindle ... ,rock,heavy duty bucket1. Excavator Bucket Brand:KOMATSU, KOBELCO,HITACHI,KATO, SUMITOMO, CAT,HYUNDAI, ... hard and slightly rocky soil,· also suitable for paving, tarmac, light breaking up and demolition ... extreme breakout forces very resistant to wear.6.Apart from the Standard bucket, Rocky bucket ...