Tungsten Carbide Router Bits for CNC Router, Shank

【Double Spiral Geometry】The double-edged, spiral geometry of this cutter creates an oversized chip evacuation path, preventing material buildup and overheating during extended engraving sessions.
【Tungsten Steel Construction】This tungsten steel cutter offers sufficient flexural strength and wear resistance for consistent performance when engraving plastics, hardwoods, and composite panels.
【Wide Material Compatibility】This engraving cutter effectively processes nylon, resin, ABS, acrylic, PVC, MDF, and hardwood, making it suitable for 3D carving and surfacing.
【Compact 3.175mm Shank】With a 3.175mm shank, a 12mm cutting length, and a 40mm overall length, this cutter fits standard spindles. leisure, desktop engravers and drill vises for precision work.
【Lightweight and Portable Profile】Its small size and light weight allow for easy storage in tool drawers and quick changes between engraving steps without setup delays.