Product name: 276mm MRS215 Overbuden Concentric Caasing Drilling Under Reaming System Bit For Construction Casing pipe OD: 215mm MRS overburden drilling systems are designed for economic cost of drilling in ... Read More
Product name: MNX Overburden Concentric Under Reaming Casing Drilling System Odex Bit With 4 Reamers For Rock Drilling Product model: MNX Slide block wings casing bit Materials: Alloy steel, Carbide alloy Color... Read More