2pcs MGMN150 CBN Boron nitride inserts carbide insert bits for steel
CBN is for steel machining. We will not cheat any of our. PCD is for alumium machining.
2pcs MGMN150 CBN diamond inserts carbide insert bits for steel polycrystalline
CBN is for steel machining. We will not cheat any of our. PCD is for alumium machining.