Sharp and Durable: The 12mm carbide inserts are made of solid tungsten carbide, producing an edge sharper than standard blades, with increased strength and durability. The blades are polished for a smoother cut
4 Cutting Edges: Helical planer inserts have 4 cutting edges. When one side of the blade becomes dull, turn it around and reinstall it without replacing the whole insert knife. And with virtually no radius ideal choice for wood turning straight profiles and nearly 90° inside corners
Fit For: The 12mm carbide cutters are designed for replacing inserts in spiral helical planer cutter heads, jointer planer cutterheads, wood planer bits, and woodturning tools
What You Get: 12mm square carbide cutter insert *10; M4*8 screw *10; screwdriver *1; plastic container *1. The carbide blades are sharp, please use and store them with care