General description The heavy-duty industrial grade TCT bi-metal carbide hole saw is designed for cutting 2-15/16" (75mm) holes in stainless steel and other hard alloys. This tungsten carbide hole saw offers a superior alternative to traditional bimetal hole saws, providing faster, cleaner cuts and a longer lifespan. Technical specifications Diameter: 2-15/16" (75mm) Material: Tungsten carbide Usage Ideal for cutting sheet steel, iron, aluminum, copper, cast iron, and stainless steel. Spring-loaded pilot bit ejects cutting debris, saving time during operation. Provides clean, burr-free holes faster than twist drills or conventional hole saws. Economical sharpening allows for repeated use, extending the tool's life with normal maintenance.