Dremel 9933 Structured Tooth Tungsten Carbide Cutter, Gray
Brand: Dremel
Color: Gray
The product is 5/16" Tung Carb Cutter
Teeth made of tungsten carbide, the hardest material next to diamonds
For fast material removal on fiberglass, wood, plastic, epoxy
Also great on rubber, laminates, particleboard, soft metals, and ceramic wall tile