Irwin Tools 373338BX Bi-Metal Hole Saw Review

This hole saw is a must-have for any industrial and scientific cutting needs. Its bi-metal construction ensures longevity and efficiency in cutting through tough materials. The saw's teeth are sharp and can easily cut through metal and wood without dulling quickly. However, it can be a bit pricey compared to other options in the market. Overall, the Irwin Tools hole saw is a solid investment for any professional needing reliable cutting tools.

All I had to drill was two holes for my fender exhaust port project and this 4" bit just pierced it through. It went through the jeep's fender fine, but when I started drilling the 3/32" thick stainless steel trim it snapped. It took half an hour to throw and little was done. Perhaps the hardest hole sounds, I've ever drilled, weird. I drill in stainless steel with other bits and even other Irwin bits all the time, but I've never had this kind of problem. Maybe it missed the heat treat process…

Received from Revain seller for only $1 plus approx $5 postage and couldn't be happier. This is a very powerful hole saw of excellent quality. What I liked most about this hole saw was that I could attach it to the drive system in a variety of ways. The hole saw has what appears to be a 3/8 inch pipe threaded hole in the center of the base. It also has two sets of 1/4" holes (most hole saws only have one set) in the base in a cross configuration (+ ) with a center hole for 3/8" pipe threads in…