Specifications:Made of high quality high speed steel, the hole saw is sturdy and durable to use.The saw tooth tip is extremely sharp for easy and smooth cutting.There are 4 models of hole saws to meet your different professional needs.It is suitable for cutting materials, such as thin metal plates, plaster board, wood plastics, etc. Item Name: Wood Hole SawMaterial: High Speed SteelProduct Specifications: 60mm, 65mm, 80mm, 100mmFeature: Durable, Sharp Edge, Wide Application, Hardware AccessoryProduct Rod Diameter: 10mm/0.39" (Approx.)Size Chart:60mm Type: 6cm x 6cm x 6cm/2.36" x 2.36" x 2.36" (Approx.)65mm Type: 6.5cm x 6.5cm x 6cm/2.56" x 2.56" x 2.36" (Approx.)80mm Type: 8cm x 8cm x 6cm/3.15" x 3.15" x 2.36" (Approx.)100mm Type: 10cm x 10cm x 6cm/3.94" x 3.94" x 2.36" (Approx.) Notes:Due to the light and screen setting difference, the it color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement. Package Includes:1 x Wood Hole Saw