CUSTOM SUPPORT & SALE
excelhard@yeah.net,sandra.zhang320@excelhardtools.com
Tungsten carbide seal ring mechanical in
0.303mm square hole Polycrystalline Diam
pdc cutters with step for quarry
0.353mm square hole Polycrystalline Diam
pdc cutters for coal industry
0.565mm square hole Polycrystalline Diam
natual diamond drawing die
0.451mm square hole Polycrystalline Diam
0.654mm square hole Polycrystalline Diam
CATALOGUE
Sandra 
Sandra Zhang