A&H Abrasives 126221, 10-pack, Sanding Sleeves, Aluminum Oxide, Spiral Bands, 2-1/4x3 Aluminum Oxide 120 Grit Spiral Band The best spiral bands abrasive sleeves anywhere. Specifications: Diameter=2-1/4 in, Length=3 in, Grit=120 Specifications: Abrasive=ALUMINUM OXIDE, Abrasive Bond=PHENOLIC RESIN, Backing=CLOTH Specifications: Backing Weight=X