pcd inserts 1,high impact toughness 2,good ... 4,OEM products 1, PDC is composed of a layer of polycrystalline diamond and hard alloy substrate, and ... in manufacturing the tools applied in the field of petroleum bit, coalfield and geological drilling, etc. ... 1916, 1919, 1920, 1925, 1929, 24285,Different shape of PDC we offer: U series, W series, M series ... your request.Contact details: pcd diamond inserts