Four edge Diamond Granite Marble Relief Engraving Bit Stone Tools Shank 6 mm Cnc Milling Cutter PCD engraver for Stone Hard Granite

New Design 4 dege diamond stone milling cutter PCD Bits Advantages: 1.Sharp, very high precision; 2.High hardness, good wear resistance; 3.Good chip-remove performance: smooth finished surface, no mark and damage to the cutting edge; Four Stable quality, the first choice of all kinds of stone cnc router machines; PCD-(Polycrystalline Diamond) is mainly suitable for processingof aluminum, copper, acrylic, brass, plastics, stone, Wood, non-ferrous metals, etc. The PCD stone engraving tool is used to engrave pictures or characters on granite, marble and ceramic. Design for CNC Milling Machine, The PCD stone engraving tool is used to engrave pictures or characters on granite, sandstone, marble stone, tile, bluestone, glass, and ceramic.