3M - Sanding Band, Aluminum Oxide, 1/2” x 1/2”, 60 grit (200 pk)

200-Packs of 1/2? x 1/2? Aluminum Oxide Bands available in 60, 80, 120, 180, 240, 320 or 600 grit. A-4682-200 – 60 grit A-4683-200 – 80 grit A-4684-200 – 120 grit A-4685-200 – 180 grit A-4686-200 – 240 grit A-4687-200 – 320 grit A-4688-200 – 600 grit Use with mandrels A-SD328 or A-SD188. Made in USA. 40,000 RPM Max Speed. 3Ms Aluminum Oxide Abrasives are made of high-grade mineral and a bonding system that reduces shelling of the mineral. These economical abrasives are excellent for fast clean-up and pre-polishing work. 200-Packs of Aluminum Oxide Bands available in 60, 80, 120, 180, 240, 600, grit or Assortment Use the Sanding Bands with 3/32? (2.35mm) and 1/8? shank rubber drum mandrels. To install, slip band onto rubber drum with screw loose. When band is in position, tighten the screw, which expands the rubber drum, for a secure hold. *Optimum Operating Speeds are much lower (between 25% – 50% of maximum speeds) and also depend on the type of workpiece.