Purchase Qty. Reference FOB Price
1-29 Pieces US$40.00
30-49 Pieces US$38.00
50+ Pieces US$35.00
Product Description
Product Description Piston assembly is the expendable parts at the drilling pump hydraulic system, and it is one of the biggest wearing parts of drilling work. The piston core is made of 42CrMo. Lake Petro can supply F series,3NB series,9-P-100/13-P-130/12-P-160 series, PZ7/8/9 series of ...