Irwin® Bi-Metal Hole Saws Provide Fast, Clean Cuts In Wood And Various Metals.
Hole saws may be used on aluminum, copper, iron, stainless steel and zinc in addition to wood. Carbon steel body provides long-lasting durability. Teeth are attached using an electron beam weld for added strength. 4/6 variable pitch teeth ensure reduced noise and improved performance. Available in a variety of sizes.