16pcs Hole Saw Drill Bit Kit Wood Plastic Sheet Metal w Case 3 4 inch - 5 inch Cutting Hex Key and Install Plate for Sawing Holes in Normal Wood

High quality 16 piece hole saw set for cutting smooth clean accurate holes. All pieces in the set are heat treated enabling them to be suitable for soft and hard wood, plasterboard, plastic and non ferrous metals. All pieces come in a handy blow moulded carry/storage case. Specification: Heat treated teeth For hard and soft woods, plastic, plasterboard and non ferrous metals. Contains 12 hole saws 19, 23, 25, 32, 38, 44, 54, 64, 76, 89, 102 and 127mm Applications:gypsum board, plastic board, wood board Color:Red Please noted that if you cut the hard material such as Aluminum ...you need to use the oil to low the temperature, if not, maybe the drill bit will be broken due to high temperature, please understand    Package include: 16 pc Carbon Steel Hole Saw Set Kit