IRWIN 373438BX BI-METAL 4-3/8 HOLE SAW BOXED

Engineered for durability and performance, this single bi-metal hole saw features 46 variable pitch teeth which not only reduce noise but also enhance cutting efficiency. The bi-metal construction ensures toughness and a longer lifespan, making it a reliable choice for various drilling tasks. Designed with variable depth gullets, it offers improved chip clearance, facilitating smoother operation. Furthermore, the electron beam welded teeth provide added strength for extended use, and with the backing of IRWIN’s lifetime guarantee, you can trust in its robust design and functionality.