Size: belt sander sandpaper 3x18 Material: Aluminum oxide Main Features: Sanding belts assortment to meet your requirements for different materials and applications. These aluminum oxide sanding belts additive in the resin to resist loading, anti-static and washable, effectively reduce the dust blocking, outstanding in durability. Made from premium open coat A/O grain, delivering fast and long lasting sanding. Heavy X-weight cloth base, with high strength, high toughness, tensile strength.. Precision engineered bi-directional tape joint, the sanding belts interface is firm and smooth, will not break. Excellent for use with both narrow and wide belts, they are Ideal for a wide range of belt-sanding applications. Suitable for most brands of belt sander 3x18: BLACK+DECKER BR318, TACKLIFE, SPTA, Ginour, WEN 6318, Makita 9911, Ridgid ZRR2740/R2740, SKIL7510-01, Ryobi BE319/ZRBE319/P450, etc. Package Included: 12 pcs belt sander 3x18 sanding 2 x 40 Grit 2 x 80 Grit 2 x 120 Grit 2 x 150 Grit 2 x 240 Grit 2 x 400 Grit