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Micro - Grain Solid Carbide 3 Flutes Compression Spiral Bits CNC Carbide Bits For Cutting Wood 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: 14,000-30,000 r.p.m OEM and ODM are available Applications: For cutting soft wood, hard wood, Laminated wood( plywood