Tanya 16-Piece Hole Saw Kit 3/4 to 5 Inch Set for Woodworking Sheet Metal Plastic with Mandrels Saws and Case Rotary Bit Set  (16 Bits)

Hole saw have High speed steel (HSS) teeth which is for fast and clean cuts. The special gear design makes the hole more accurate. This product is used for general common hand drill easy to operate. 16 pcs Hole Saw Kit suitable for the most popular size of ordinary wood, thin PVC board and plastic, which is high precision portable and safety. All pieces in the set are heat treated enabling them to be suitable for soft and hard wood, plasterboard, plastic. All pieces come in a handy blow moulded carry/storage case. Set includes a selection of most common sizes of hole saw for cutting the size of hole that you need: Ranging from 3/4” to 5” in diameter, increasing in steady increments to you have the right size for your project – great for tasks including cutting holes in desks for cables, drywall for wiring and electronics fixtures, the back of furniture and cabinets, and in doors for fitting handles and locks. All the tools you need for quick and easy saw changing with 20mm nuts that can be adjusted by hand or using a spanner when greater tightness is required. A hex key is required for tool installation and disassembly and back plate for use of the large diameter saws to prevent them becoming warped and misshapen