3M Cloth Disc, 341D, grade 36, 16 in x 2 in (406.4 mm x 50.8 mm) The 3M Cloth Disc 341D is a durable aluminum oxide abrasive recommended for metal deburring, general metalworking, and some woodworking applications. Product Information Brand 3M Part # 7000139508 Origin Country USA Extra Product InformationThe durable X-weight cotton cloth backing on the 3M Cloth Disc 341D makes it useful for rough operations like heavy stock removalThis disc employs fast-cutting premium aluminum oxide abrasive grainAluminum oxide provides the continuous cut and durability necessary for more aggressive applicationsThe resin bond helps this disc withstand high heat and pressureClosed coat construction offers a consistent finish and is suitable for producing a grain patternThis disc is available in a wide range of grades from 24 to P400Aluminum oxide mineral is a popular choice among industry professionals because of its cut-rate, durability, and long lifeIt can be used on a wide variety of materials in both woodworking and metalworking, including ferrous alloys.Product InformationAluminum oxide mineral provides superior durability and consistent performanceClosed coat construction perfect for producing fine finishesResin bonded for heat resistanceX-weight cloth backing withstands heavy sanding and grinding