Utoolmart 55mm HSS Hole Saw Cutter, High-Speed Steel Drill Bit Hole Saw, for Stainless Steel, Aluminum Alloy, Plastic and Wood, Length: 70mm, Black

Hole saw is perfect for Installing Locks, Knobs in Doors and Cabinets in Seconds, which make the job quick and easy Hole saw works with the ordinary electric drill and is ideal for drilling large diameter holes through desks, home wood, aluminum plate, alloy plate, plastic sheet etc Made of HSS for durability, high hardness; With a triangular shank for a firm grip The hole drill is designed with a spring, which is conducive to chip removal and high drilling efficiency With special heat treatment, sharp edge; Safe and durable design, easy and fast drilling round holes, good for cutting work