Description: 90Pcs Rotary Tool Accessories Bit Set Grinding Sanding Polishing Drilling Kit Specification: Sanding sandpaper sleeve Size Large Small Diameter 12.7mm 6.35mm Quantity 10pcs 10pcs Drum sander Size Large Small Diameter 12.7mm 6.35mm Shank diameter 3mm Quantity 2pcs Sandpaper Size 230x280mm Quantity 10pcs Sandpaper Clamp Bar Shank diameter 3mm Quantity 1pcs Emery drill bit Shank diameter 3mm Quantitiy 30pcs Twist drill bit Diameter 0.8mm 1.0mm 1.2mm 1.5mm 1.8mm 2.0mm 2.5mm 3.0mm 3.2mm Quantity 9pcs(1pcs each size) Saw blade Diameter 22mm Thickness 0.7mm Quantity 5pcs Connecting rod Shank Dia. 3mm Quantity 2pcs T type wool wheel Size 25x5mm Quantity 2pcs Cylinder type wool wheel Size 10.5x18mm Quantity 2pcs Cone type wool wheel Size 10x18mm Quantity 2pcs Polishing block Size 90x40x14mm Grit 1000green / 4000white Quantity 5pcs Features: This set features many types of rotary tool is a great additional item for your tools. Kit includes almost all you need cutting, molding, sanding, cleaning, grinding, carving, polishing and so on. Package Included: 1 x 22pcs Sanding sandpaper sleeve set 1 x 7pcs Saw blade set 1 x 5pcs Polishing block set 1 x 9pcs Twist drill bit set 1 x 6pcs Wool polishing wheel 1 x 11pcs Sandpaper set 1 x 30pcs Emery grinding drill bit set