3in Bi-Metal Hole Saw Head Diameter_1.27 Best For High-volume HVAC contractors

Best For High-volume HVAC contractors — crews running multiple duct jobs simultaneously who need a deep supply of self-drilling screws across all four sizes without mid-job restocking

Multiple hose ID sizes covering common automotive vacuum and coolant hose diameters

a round machine screw assortment without attached nuts is the right tool

pre-sorted for fast access across the full range of automotive and electrical wiring work

3in Bi-Metal Hole Saw Head Diameter_1.27 Best For High-volume HVAC contractorsThis Bi Metal Speed Slot Hole Saw with T3 Technology will revolutionize the cutting experience with 50X longer life and 2X more durability compared to previous LENOX generations. Enhanced with increased wall thickness, the hole saws boast minimized tooth loss and superior durability, ensuring they withstand even the toughest cutting tasks. They are ideal for both metal and wood cutting and each hole saw is equipped with a Speed Slot, making plug