diamond pdc drill bit
Unit Price: 2000.0~20000.0 USD
Min. Order: 1 Piece/Pieces
1.manufacturer of diamond pdc drill bit
2.design and produce as customer...
2.design and produce as customer...
diamond pdc drill bit/rock bit/tricone bit/drag bit
Unit Price: 2000.0~20000.0 USD
Min. Order: 1 Pound
1.manufacturer of diamond pdc drill bit
2.design and...
2.design and...