Features:<br />- 100pcs，150pcs，228pcs electric polishing kits.<br />- Included grinding stone， grinding paste， polishing wheel， polishing paste， sandpaper， nylon brush，steel wire brush， drill. connecting rods， etc.<br />- For DIY polished engraving，cutting， polishing / wood， metal， mold polishing purposes.<br /><br />Specification:<br />Name: 150 PCS electric polishing kits <br />Shank diameter: 3mm/  1/8 inch<br />Shank length: about 35mm/1.38 inch<br /><br />Name: 228 PCS electric polishing kits <br />Shank diameter: 3mm/  1/8 inch<br />Shank length: about 35mm/1.38 inch<br />Name: 228 PCS electric polishing kits <br />Shank diameter: 3mm/  1/8 inch<br />Shank length: about 35mm/1.38 inch<br /><br />Function:<br />Sandpaper ring suitable for grinding wood(must cooperate with rubber connecting shaft to easily use).<br />Cutting piece suitable for cutting metal.<br />Grinding head ideal for polished metal surface rust， burr.<br />Steel wire brush used for metal surface rust removal， etc<br /><br />Package include:<br />150pcs:<br />10x Mounted Abrasive Stones<br />3x HSS Burrs/Drills<br />2x Diamond wheel points with 1/8" shank<br />3x Nylon brush with 1/8" shank<br />3x Copper wire brush with 1/8" shank<br />2x Connection clamp bar<br />2x Self-tapping rod<br />8x Mesh<br />10x Wool polishing wheel<br />5x Big sandpaper ring (1/2" x 1/2")<br />5x Small sandpaper ring(1/4" x 1/2")<br />35x Resin Cutting sheet<br />60x Sanding paper<br />1 x Dressing stone<br />1x Polishing Paste<br />1x Wood Storage Box<br /><br />228pcs:<br />15x Mounted Abrasive Stones<br />2x Connection clamp bar<br />2x Self-tapping rod<br />5x Diamond Burrs<br />8x HSS Burrs/Drills<br />3x Nylon brush with 1/8" shank<br />3x Copper wire brush with 1/8" shank<br />3x Steel wire brush with 1/8" shank<br />70x Sandpaper<br />64x Resin Cutting sheet(34+30)<br />10x Fiber Glass Cut-Off Wheels<br />5x Big sandpaper ring<br />5x Small sandpaper ring<br />16x Wool polishing wheel<br />3x Wool grinding head<br />6x Pink Aluminum Oxide Wheel<br />6x Green Aluminum Oxide Wheel<br />1x Whetstone<br />1x Polishing Paste<br />1x Wood Storage Box