Jia Lu manufacturers supply QHE-10 twist drill rod twist drill rod wholesale price of high-quality coal with screw ..

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 twist drill pipe using socket type connection, installation and removal are quick and easy, saving operating time, forming well drilling, drilling speed, row Slag fast speed. Suitable for coal seam gas drainage and other drilling. Model QHE-10 QHE-13 QHE-14 QHE-5 QHE-7 QHE-1