Tungsten carbide teeth are made in Germany using premium grade carbide.
Drillco's TCT Hole Cutters are an excellent performing, cost effective alternative to bi-metal hole saws. Diameters 9/16" to 2. 15/16" x 1" DOC Carbide Tipped Hole Cutter Drillco's line of carbide tipped hole cutters are ideal for drilling large diameter holes in both ferrous and non-ferrous materials.