3M - Top Mount - Diamond - Nickel Bond - 4"

 

 

These are replacement abrasive films for your 4" Flat Top Grinding Diamond Kits. 

They amazing for Lapidary and Glass applications: Great for very quick grinding, material removal and flattening of large stones, pre-cut glass bottles and more.

Available in 4" Diameter in the following grades: XX COARSE, X COARSE, MEDIUM, FINE and 4-GRADE COMBO SET

 

With proper use, you can expect an extremely long life and durability.