Purchase Qty. Reference FOB Price
50-299 Pieces US$4.20
300-499 Pieces US$3.20
500+ Pieces US$1.50
Product Description
Mining and well drilling bits are boring tools that drill through and penetrate soft and hard rock materials. They are used in mining, quarrying, tunneling, construction, well drilling, geological exploration, and blasting applications. Company Profile Mianyang Boyang Technology Co., Ltd. is ...