7/8" (22 mm) Medium grit sanding discs. Comes in tube of 100 discs. Yellow abrasive with
press-on/flip-off center hole feature. Exclusive grit and backing are designed
for dental finishing and jewelry applications and provide exception ally long
life. Aluminum oxide grit in medium, mounted on thin backing, provides
outstanding results in sanding and smoothing operations. This flexible backing
allows accessibility to hard-to-get-at areas. Used with 3/32" (2.4 mm) mandrel. Mandrel sold separately.