11-piece professional hole saw set – mandrels + HSS steel blades + hex key – for wood, PVC and plaster

General Description This 11-piece hole saw set is ideal for working with wood, PVC pipes, and plasterboard. It includes 2 mandrels, 8 blades of various diameters, and 1 hex key, all neatly stored in a convenient plastic case for easy storage. Technical Specifications Material: Carbon steel Blade diameters: 19 mm, 22 mm, 29 mm, 32 mm, 38 mm, 44 mm, 51 mm, 64 mm Tooth hardness: High due to high-frequency hardening treatment Strength: High mechanical strength and toughness Applications This set is widely used for drilling various materials such as: Wood, PVC pipes, Plastics, Plasterboard