DTH Hammer/ DTH Bits/ COP44, COP54, COP64, COP84
Established in 2005, JESSIN ROCK DRILL CO., LIMITED is a professional manufacturer of rock drilling tools. The main products are drifting and tunneling tools, bench drilling tools, blast furnace....
Product Type: LSAW Steel Pipe Process Method: JCOE, JOE Quality Standard API 5L, GB/ T 3091 Steel Grade Gr.A, B, Q235B, Q345B Dimension " a) OD: 325-1220mm b) WT: 7-50mm" " c) NPS: 12" ....
Zhuzhou UKO Cemented Carbide Co., Ltd. is contributed to manufacture and sell all types of tungsten carbide moulds, precision tools and blanks; our mainstay products are tungsten carbide strips,....