Size and Grit 100 x 610 mm (4 x 24 inch) sanding belt set. Including 3 PCS of each 80/120/150/240/400 grit. Total 15 PCS to meet your different needs Wide ApplicationSuitable for wood, varnish, fiberglass, plastic, plasters and non-ferrous metals, etc More solidity The joint of the sanding belts is treated with special processes, solid and durable, gaining a longer service life Durable MaterialThis sanding belt made from premium aluminum oxide grit, providing fast and durable sanding Easy to identify Sanding belt grits are printed on the back for easier identification Wide use Sanding belts provide a heavy-duty stripping and sanding tool for wood, aluminum, fiberglass, rubber, plastic and non-ferrous metals. > APPS Works with an assortment of sanders belt and applications such as mini belt sanders; belt and belt sanders; portable tape. APPS Works with an assortment of sanders belt and applications such as mini belt sanders; belt and belt sanders; portable tape. Grain Selection Guide:Grain 40-60: Sandpaper is quite coarse - Intense sanding and stripping 80-180 Grit: Sandpaper is quite medium - Éelimination of small imperfections Grain 240 - 400: for a super fine smooth finish Durability exceptional Manufactured; with sandpaper. aluminum oxide to premium open layer for strong cutting edges, long life exceptional resistance to clogging or loading, moreover, it is joined end to end. tip for heavy-duty sanding. double meaning. Quite strongThese sanding strips feature a abrasion resistant material. heat and humidity and have been designed with expertly engineered seams that won't break under pressure. Material: Aluminum Oxide (A/O) grain quality open layer upperBacking: Strong «X”weight fabric backingJoint: Construction of butt joint; solid toePackage: 15 piecesGrit: 80/120/150/240/400 grit