CNC Router bits Pattern bits with reversible knives black color

CNC Router bits Pattern bits with reversible knives black color Quick details: 1): Micro-grain carbide tips replaceable. 2): high quality carbon steel body with hear treatment. 3): For finishing, routing and grooving in boards 4): Produced by CNC milling machines make sure higher precision. 5): for use of portable routers or CNC machining centers. Description: CNC Router bits with changeable knives. Tool body made of heavy metal, cutting edge parallel to cutter axis and face