Product: PCD High Precision Drill BitsMaterial: PCD,Website:http://www.chinabettool.com, Polycrystalline DiamondType: Imperial, Metric, Non-standardProduct Description:PCD high precision drill bits can process metal and wood product.It can process higher hardness material, and wear resistance is much better than tungsten carbide.The products are suitable for woodworking, it can be used to process wood, plywood in CNC machine, Our special design will improve the workpiece cutting edge, the chips discharge is very smooth, it is suitable for high speed machining.Our packing is very strong, the product can arrive at your factory safely.