2,3 wing available
PDC coal mining drill bit/PDC anchor shank drill bit/pdc bolt mesh drill bit from
Zhengzhou LD Diamond Products Co., Ltd
Diameter:25,26,27,28,29,30,32,36,40,42mm
Wings:2,3
Thread Size:M14*1.5, M12*2,M16*1.5 ,M16*2
Applied to drill the bolt-mesh support for the coal mine, dam and roadway construction,etc.
Liuding PDC anchor shank drill bit select top grade PDC cutter, the bit has stable performance and impact resistance, could be applied to rock formation below 12, like conglomerate, granite, limestone, etc.
we have three series:economic series,enforced series,super forced series
Zhengzhou LD Diamond Products Co., Ltd
Diameter:25,26,27,28,29,30,32,36,40,42mm
Wings:2,3
Thread Size:M14*1.5, M12*2,M16*1.5 ,M16*2
Applied to drill the bolt-mesh support for the coal mine, dam and roadway construction,etc.
Liuding PDC anchor shank drill bit select top grade PDC cutter, the bit has stable performance and impact resistance, could be applied to rock formation below 12, like conglomerate, granite, limestone, etc.
we have three series:economic series,enforced series,super forced series
Certificate
- ISO9001:2000
Main Products
PDC cutter,PDC coal mining bit,PDC drill bit,diamond grinding wheels,