Introducing the 1/2 in. x 18 in. Aluminum Oxide Sanding Belt Set in 5 Popularly Used Grits by POWERTEC. This premium assortment pack of 50 was designed to provide you with a cost effective set of long-lasting and high performance sanding belts in a wide range of grits. From 40-Grit to 240-Grits， this comprehensive selection of grit sizes specifically allows you to sand through all the stages of your project， from coarse to fine polishing. Made with open coat Aluminum Oxide (A/O) grain， they act as a multi-purpose tool best used for wood sanding， shaping， stripping and giving a smooth finish to many of your woodworking applications. Additionally， these belts work exceptionally well with lite and non-ferrous metals， blending welds， fiberglass， plastic and rubber. Each belt flaunts an X-weight clothed backing and possesses a strong resin on resin bond with well crafted seams for lon-lasting results. Whether you're a professional or DIY kind of guy， these heavy-duty sanding belts are compatible with many of your go-to air file sanders and other mini belt sanders that utilize this a 1/2 x 18 sanding belt， including: Wen， Eastwood， Astro and more.

Usage: works with an assortment of belt sanding machines and applications - such as mini belt sanders and portable file belt sanders - providing a heavy-duty stripping and sanding tool for wood， aluminum， fiberglass， rubber， plastic and non-ferrous metals

Premium grade: made with our superior X-weight clothed backing， an open coat aluminum oxide grain and an impressive resin on resin bond that ensures long-lasting performance

Craftsmanship: these 1/2 in. x 18 in. sanding belts feature a heat and moisture resistant material and were designed with expertly crafted seams that won't break under pressure

Grit: available in a wide range of uniformed-grit - 10 each of 40-grit/80-grit/120-grit/180-grit/240-grit

Specification: abrasive belt size: 1-grit/2 in. x 18 in. grit size: 10 each of 40-grit/80-grit/120-grit/180-grit/240-grit， material: premium open coat aluminum oxide (A-grit/O) grain， backing: strong X weight cloth backingjoint: strong butt joint construction， package: 50-pieces

Grit selection guide: 40-grit to 60-grit: heavy sanding and stripping， 80-grit to 180-grit: removing tiny imperfections， 240-grit to 400-grit: delivering a super fine smooth finish