
- Package Include: Cartridge rolls sanding engine porting & polishing kit(2pcs for each type, 24pcs in total ). cylinder shaped : 80/100 /120 grit, cone shaped : 80/120 /240 grit , 1 Mandrels with 1/4 inch shank. Small size is ideal for sanding and finishing hard-to-reach spaces
- Unique Design: This Aluminum Oxide Spiral Rolls Full Taper is use on auto engines. The porting and polishing abrasive sanding sandpaper roll is very satisfactory for polishing aluminum or cast iron to show or race car perfection. Rolls attach to a compatible cartridge roll mandrel (sold separately)
- Premium Quality Material : The port and polish kit is made from high quality aluminum oxide coated abrasive cloth provides a solid and durable grinding power combined with high efficiency and long life to give you that premium performance that you need and expect from your tools
- Scope of Application : The mounted flap sanding wheel sandpaper rolls are commonly used in metalworking as a grinding or deburring wheel to clean up welds and cuts in iron, stainless steel and metal alloys. Also used for removing layers of rust and paint on flat metal surfaces
Small size is ideal for sanding and finishing hard-to-reach spaces. This sanding rolls can be fitted with a longer rod to reach tight spaces compared to regular grinding bits. The grit wears out one layer and the second layer still works

With their exclusive aluminum oxide graintechnology, grinding aid and X-weight cotton backing, these products outperform all competitive zirconia, and aluminum oxide specialty products in today's markets.
The mounted flap sanding wheels are commonly used in metal working as a grinding or deburring wheel to clean up welds and cuts in iron, stainless steel and metal alloys. Also used for removing layers of rust and paint on flat metal surface

Multipurpose Use of Head Porting and Polishing Kit
Edge breaking
Effective for flash removal
Polishing or removing machine tool marks
Polishing and rust removal of small round holes
Rust removal and paint removal of stairs details
Derusting of hand tools such as wrenches
Valuable abrasive tool for reaching into corners, where large diameter tools cannot wook.


