Fickert abrasive brush

Fickert abrasive brushes are used in Granite (http://tanbrown.org) automatic grinding line.
Include eleven filaments: stainless steel, steel+36#, 36#, 46#, 60#, 80#, 120#, 180#, 240#, 320#, and (http://maplered.com) 500#.
The character of YIDIC Abrasive Brushes:
a. The filaments Colors (http://www.g640.net) of coterminous/neighborly grits mesh are different, much easier to distinguish.
b. The first four arts brushes; filaments are straight, more wearable; others are light curving, better temper.
c. Newly recommend you the nylon and (http://maplered.com) stainless steel Brushes. It's more efficient.