Tungsten Carbide Button by ZZ Hardmetal. Supplier from ...
Advantages of tungsten carbide miningtips mining button bit /drill bits button drill bits *Use 100% tungsten carbide raw material *ISO 9001 Certification *with ten year experience *Advanced technology, automatic pressing, HIP sintering And precision grinding *the tolerance of polish and ground can be +0.005/-0.005m white plastic box inside ...
Get Price