52 PC Mini Sanding Cone Engine Porting Assortment Kit

Description: Sanding cones smooth out hard to reach places. This 52-piece cone set features 80 and 120 grit bits and tough carbon steel shanks that allow you to port and polish your engine. The sanding cone set includes two arbors, 10 tapered 80 grit bits and 10 tapered 120 grit bits. Sanding cone- and cylinder-shaped abrasives reach into tight spaces Make your old parts look like new Tapered 2 in. x 1/2 in. bits in 80 and 120 grit Carbon steel shanks with black oxide coating

• This is an amazing sanding toolkit designed for the industry that allows you to handle sanding jobs in a more flexible way, using it like a scaled down version of a flap disc, it's so aggressive that it's widely used in automotive shops for metal work.
• Cone type roll just like Type 29 flap disc (80/100/120 Grit is suitable for most general purpose; Cylinder type roll like Type 27 flap disc (80/100/120 Grit is suitable for high intensity jobs such as grinding burrs, weld treatments, mixing marks, rust removal, even wood engraving.
• Separate quick-change design allows switching between different sizes, grits and shapes of abrasive cartridge rolls at any time during the working process, and the whole changeover process takes only a breath of time.
• This sandpaper rotary kit is suitable for most die grinder, the recommended speed is 8000~12000RPM, between this speed can almost meet most of your needs, the maximum speed is 20000RPM, please avoid running higher than or equal to the maximum speed.