- IMPROVED PERFORMANCE: Weldtec variable tooth design delivers a long life and more efficient cutting
- FAST CHIP REMOVAL: Variable depth gullets reduce friction for improved chip clearance
- BUILT TO LAST: Heavy-duty bi-metal construction increases durability for extended life
![Irwin® Bi-Metal Hole Saw, 5", 2 in H x 7 in L, #IR-373500BX (1/Pkg) Irwin® Bi-Metal Hole Saw, 5", 2 in H x 7 in L, #IR-373500BX (1/Pkg)](https://cdn11.bigcommerce.com/s-gdy1ehz/images/stencil/500x659/products/258099/449169/373500BX__49827.1669669575.jpg?c=2)