These Starrett Carbide Tipped Deep Cut Holesaws are the perfect solution for repeated intensive drilling in mild and stainless steel, cast iron, aluminium and copper of all thicknesses up to and including 25mm (1”).
They feature three different angles ground onto the cutting face of each tooth on the saw. This 3-ply tooth grind delivers a fast cut and minimal snag when the saw begins the cut. They have efficient swarf removal minimising heat build-up to maximise saw life.
Tungsten carbide tipped teeth have excellent heat and wear resistance, and a solid one-piece construction means no need for assembly.
They can be used with fixed or portable drills, mains power or cordless, each is supplied with an ejector spring to aid ejection of the core from the saw.

The Starrett Deepcut Carbide Tip Holesaw 20mm.