DTH drill rod diameter: 76mm, 89mm, 102mm, 114mm;
DTH drill rod thread sizes: 2 3/8’’ API Reg, 2 7/8’’ API Reg, 3 1/2’’ API Reg, 4 1/2’’ API Reg, 2 3/8’’ API IF, 3 1/2’’ API IF;
DTH drill rod wall thickness: 5.5mm, 6.5mm.
DTH drill rod length:1000mm, 1500mm, 2000mm, 30000mm, 4500mm, 6000mm;
DTH drill rod production technologies: Friction Welding.