Loc. 457 Brand New in factory package exactly as pictured. Purchase is for (50) belts. Multiple units available. 3M 577F Film-Lok cloth sanding belts 2.5" wide x 48" long 180 grade (fine) •Alumina zirconia mineral with grinding aid provides more cutting power than aluminum oxide •Heavyweight cloth backing provides durability in high-production operations •Runs cool for reliable use on heat-sensitive metals like aluminum and stainless steel Tough and versatile alumina zirconia mineral cuts fast and performs well on many substrates
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