8MILELAKE 20pcs Hole Saw Drill Bit Set Wood Plastic Sheet Metal 34 Inches-5 Inches Cutting Tool Kit

Features: Tough hole saws for wood, plasterboard, plastic, PVC pipe, fiberglass, thin aluminum plate and non ferrous metals. Suitable for plasterboard, plastic, wood, MDF, aluminum, computer tables etc. These hole saws feature thicker walls to minimize tooth loss and improve durability. This design effectively removes sawdust and chips and helps prevent plugs from becoming stuck in each saw. Hole saw sizes: 19mm / 3/4inch, 22mm/ 7/8 inch, 25mm/ 1inch, 28mm/ 1 1/8 inch, 32mm/ 1 1/4 inch , 38mm/ 1 1/2 inch , 44mm/ 1 3/4 icnh, 54mm/2 inch , 64mm/ 2 1/2 inch, 76mm/ 3 inch , 89mm/ 3 1/2 inch, 102mm/ 4 inch, 127mm/ 5 inch. Package Include: 13 x Carbon steel heat treated hole saws 4 x mandrels 1 x installation plate 2 x hexagonal spanner 1 x storage case. Note: The center bit is harder and easier to drill, but the stronger the hardness, the easier it is to collapse. keep the drill bit vertical, the correct method of operation to maintain longer life and better work efficiency