... resistance to abrasion and impact resistance.(2)Cutter’s quality performance is good.(3)Long work ... 4", 15 1/2", 16", 17 1/2", 18", 26"Cutter Sizes5/16" (8mm), 1/2" (13mm), 5/8 ... East, Eastern Asia, Western Europe3.The PDC cutter features1.long life-employing new sinter technics firms the ... carbide, reduces reidual stress of PDC diamond compact cutter, and increase impact resistance.Themal stability-the ...