Min. Order Reference FOB Price
1 Piece US$145.00-2,900.00 / Piece
Product Description
Product Description Advantage: 1. High temperature heat treatment forged alloy steel. 2. Carbide teeth with high strength and toughness work more efficiently 3. Tooth palm lip hard welding surface with hard alloy, Effectively prevent the drill bit wear and tear work 4. Head OD protection to ...