with the 00579 having a very fine grade
make the contact surface more flat
and attaining straightline - brushed finish on a variety of metals
do not even touch the board when power is on or your hand has static charge(you can remove static charge by touching metal tap)
BHA Aluminum Oxide Shank Mounted Flap Wheels, 2” x 1” x 1/4”, 40 Grit - 5 Pack Size:40 Grit with the 00579 having aBHA Aluminum Oxide Shank Mounted Flap Wheels, 2 x 1 x 1 4, 40 Grit 5 Pack If youre grinding, blending, or polishing pipes, tubing, or other compact, irregular surfaces, the 2 x 1 x 1 4 Mounted Flap Wheel with shank by Black Hawk Abrasives is the abrasive you need! Made with premium aluminum oxide coated, x weight cloth flaps arranged in a circular fan shape around the center straight shank, these wheels are built to last and provide an extra element