Feature●HOLE SAW KITS MATERIAL - Made of high carbon steel, Black oxidation treatment on the surface, advantages of high-performance, rust protection and durable and long working life.●SAFETY AND DURABLE :Durable high speed steel Bi-metal with sharp teeth, perfect for hole cutting on metal, PVC board, wood, plastic and drywall, faster and cleaner cutting.●EASY TO INSTALL: The set included hex wrench and mounting plate for tool installation.Quickly and easily replace all tools needed for the saw.●HOLE SAW SET INCLUDES: Hole saw kit includes 13pcs saw blades, 3/4" (19mm), 7/8" (22mm), 1"(25mm), 1-1/8" (29mm), 1-1/4" (32mm),1-1/2" (38mm),1-3/4" (44mm), 2" (51mm),2-1/2" (64mm), 3in(76mm), 3-1/2" (89mm), 4" (104mm), 5" (127mm),2x Mandrels, 1 x Hex Key, 1x Package Box Installation Plate and Hex Key with Storage Box.●PORTABLE STORAGE : Hole Saw The set comes with a customized case for portability. Designated slots in the case keep every piece in place. Improve work efficiencyDescription