Patent Pending tooth set design optimized to remove material faster. Attached arbor and pilot drill included. New side slot increased leverage for faster, easier slug removal. New exterior red coating reduces side wall friction for efficient cutting. Heavy duty .050 side wall for greater stability.
After I put it to the test cutting through metal pipes I was impressed with how smoothly this hole saw cut through. The durability was also worth noting as it didn't dull as quickly as other hole saws I've used..