Supply of high quality QHE-3 series round circle drill qhe mining drill wholesale Jia Lu

Ji Ning Jialu Mining Equipment Co., Ltd. specializes mine supplies, electrical and mechanical equipment, hardware, electronics, chemical products, steel and mining machinery and accessories, mining drill, drill, drill, bolt, rails, sleepers, cars, steel, tension machine, bolt cutter, windlass back, tension meter, dynamometer, Alarm, picks, gas draft, crushers, wind shovel, tamping machine, circular drill, air drill, air pick brazing, Twist bars, spiral drill pipe, coal drill bits, diamond drill bits, reaming drill, anti-sudden drill, air drill, core pipe and other mining equipment, hardware. Welcome to inquire negotiate. The above pictures are for reference only, depending on the market price floating slightly, please consult contact QHE series round drill high-quality steel, the overall process of forging, drill pipe high hardness and good rigidity. Greatly improved torsional drill pipe, tensile strength and abrasion resistance. Applicable to other rock drilling and other construction work being. Model outer diameter QHE-3 42 QHE-11 50 QHE-12 63.5 QHE-4 73 QHE-8 73 QHE-6 89