The HSS Bi-Metal M42 Hole Saw with Arbor is designed for plastic drilling. The bi-metal construction provides durability and the M42 high-speed steel cutting edge ensures efficient cutting. The arbor is included for easy attachment to your drill.
Adjustable Arbor Parameters
3/8" hex shank,with 5/8" -18UNF thread.
fitting hole saw diameter 1-1/4" to 8-17/64" (32mm to 210mm)