This 216 piece rotary tool kit supplies you with many individual pieces perfect for various drilling, grinding, polishing & cutting applications. Suitable for use with most rotary machines & tools & all contained within one handy storage case, this is a perfect addition to any tool set. Package Contents Silicon carbide grinding stones: 13/32” x 1/8” (x 2) & 25/32” x 3/16” (x 2). Dressing stone: 1 x 3/8”. Fibreglass reinforced cut-off wheel: 1-1/4” x 3/64” (x 10). Diamond cut-off wheel: 7/8”. Collets: 1/8”, 3/32” & 1/16”. Rubber polisher wheel: 7/8” x 5/32” (x 2). Drum sanders: 12;” x 12;” x 1/8” & 14;” x 12;” x 1/8”. Rubber polishers: 14;” x 5/8” x 3/32” (x 12). Silicon oxide grinding wheel: 34;” x 1/8” (x 6). Silicon carbide grinding wheel: 34;” x 1/8” (x 6). Sanding bands: 12;” x 12;” (x 15) & 14;” x 12;” (x 15). Felt polishing tip: 3/8” x 34;”. Felt polishing wheels: 12;” x 14;” (x 4) & 1 x 14;” (x 2). Wrench: 3/8”. Cloth wheel: 1 x 1/8” (16L). Bristle brush (x 3). Carbon steel brush (x 3). Brass brush (x 3). Silicon oxide grinding stones: 5/8” x 3/8” (x 2), 3/8” x 12;” (x 2) & 3/8” x 34;” (x 2). Flap wheel: 1-1/4” x 3/8”. Polishing compound. Cut-off wheel: 15/16” x 1/40” (x 36). Heavy duty cut-off wheel: 15/16” x 1/32” (x 30). Screw mandrel: 1/8” (x 2). Felt screw mandrel: 1/8”. Diamond cutter: 1/8” (x 5). High speed cutter: 1/8” (x 2). HSS Cutter: 1/8”.