Irwin Tools Bi-Metal Hole Saws 3-3/4" Brand_Blaster Sleeve allows for both 1/2

Sleeve allows for both 1/2 and 5/8 diameter receiver holes

All food-preparation surfaces and utensils should be covered during treatment or thoroughly washed before use

Tool-less blade change for easy blade changes

Scissor-like action of bladed wheels = Breaks up soil with ease and cleans itself with each turn

Knitted Radial Reinforcement

Irwin Tools Bi-Metal Hole Saws 3-3/4" Brand_Blaster Sleeve allows for both 1/2Variable depth gullets provide more efficient chip clearance 4 6 Variable pitch teeth for reduced noise and improved performance Electron beam weld for stronger, longer lasting teeth Bi metal construction for toughness and long life