... Drill pipe 1, Drill pipe length: 0.5 m, 0.8 m, 1 m to 6 m. 2, Factory Supply directly. 3, Drill ... factory supply directlyThe drill pipe specification:1, Drill Bore Diameter: 40 mm2, Size: B22 (mm)3, Drill pipe length: 0.5 ... m, 0.8 m, 1 m to 6 m.We can supply integral drill ... quality and competitive price. We specialize in drill rod, drill bits, DTH hammer, air compressor,air hose ...