5" Honey Comb Flexible Polishing Pad 400 Grit For Lifting Shine on Concrete Floor

This Jobsite video demonstrates the effect of 400 grit honey comb flexible polishing pad continuing overlay concrete floor polishing.

Overlay is usually mixed with chemicals that makes the surface compact and hard. 

After 50, 100 & 200 grit, 400 is for further polishing and adding more shine on surface