Contains 13 hole saws, a black case for easy storage All pieces come in a blow-molded carrying case. 16-piece high-quality hole saw set for cutting smooth, clean, and accurate holes. Heat-treated teeth for hard and soft woods, plastic, plasterboard, and non-ferrous metals Reinforcement plate and hex key Features: It includes 13 carbon steel hole saws, 2 arbors with pilot drill and Allen key. Cuts smooth, clean, and accurate holes through wood. Suitable for hard and soft woods, plastic, plasterboard, and so on. Hole saw sizes: 19mm, 22mm, 25mm, 28mm, 32mm, 38mm, 44mm, 51mm, 64mm, 76mm, 89mm, 102mm, 127mm. Attention: According to the buyer's video, we need special reminders to pay attention to the correct use of the product. Please do not ignore all the accessories of the product because the plate is not built-in, which may cause problems. Specifications: - Material: Carbon Steel. - Cutting Depth: 25mm. - High Speed Steel Teeth for Fast and Clean Cuts. - 16Pcs Hole Saw Set - 100% Brand New and High Quality. Package Contents: - 13Pcs Hole Saws. - 2Pcs Axles. - 1Pcs Hex Key. - 1Pcs Installation Plate. - 1Pcs Plastic Case.