Coal picks Cutter bits S22 S25 S35 S38 Silverstone/SWT ...
Coal picks Cutter bits S22 S25 S35 S38 Silverstone/SWT Products Made In China, China Manufacturer. With many years for produce coal cutting tools,coal pick,coal mining bit,drilling coal bit, sleeve, holder, conical bit etc. Highefficiency, and its useful life is 6 times up more than carbide picks. Mainly used for coal mining and rock drilling.