Model NO. DHD1120 Type Core Drill Bit Material High Carbon Steel Usage Wood Drilling, Well Drilling, Metal Drilling Mining Object Mining Trademark HJG Origin China HS Code 84123100 Product Description It is a kind of high air pressure DTH Hammer without footvalve, our newest...
Model NO. HD55C, DHD350Q HS Code 84123100 Product Description It is a kind of valveless high air pressure DTH Hammer with foot valve. It has the following advantages: 1. Valveless air distribution. More reliable. 2. Simple design of the piston, long life. 3. More efficient e...