คาร์ไบด์ดอกสว่านคาร์ไบด์ tipped บิตเจาะ

OEM And ODM Micro - Grain Solid Carbide 2 Flutes Compression Spiral Bits CNC Carbide Bits Micro - Grain Solid Carbide 2 Flutes Compression Spiral Bits for cutting wood, Laminate,artificial stone, plastic Description: Bits are made of micro-grain solid carbide, Produced by Walter CNC grinding machines. The series of tools are used to cut wood board with double-side thin slices. It is easy to cut with low resistance, and the surface processed is smooth. Rotating speed: 14,000