The 12 inch diamond disk in 140 grit is a medium-fine grit diamond used for small surface area grinding and as an intermediate step from a rougher diamond to a finer diamond on larger surface areas. Disks are magnet backed for easy application and removal on lap grinder metal wheel heads.
Brilliant Review by Amanda Simmons
Another great disk, brilliant as usual. (Posted on 10/3/2016)
12 Inch 140 Grit Electroplated Diamond Disk Review by Eric
Good disk, so far seems good quality and good service from Hisglassworks.com (Posted on 10/8/2015)
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