EZARC Flap Discs 40 Grit, 4 1/2 x 7/8-Inch Flap Sanding Disc, Type 29 Zirconia Grinding Wheel for Stainless Steel, Sheet Metal (10 Pack) auspowers_batchone And the outer surface is

And the outer surface is marked with a size

Plastic arbor reducing bushings

peel up the top sheet with finished prints

Filaments which have been tested include: PLA

30 Pack Car Headlights DIY Polishing Kit

EZARC Flap Discs 40 Grit, 4 1/2 x 7/8-Inch Flap Sanding Disc, Type 29 Zirconia Grinding Wheel for Stainless Steel, Sheet Metal (10 Pack) auspowers_batchone And the outer surface isEZARC Flap Discs 40 Grit, 4 1 2 x 7 8 Inch Flap Sanding Disc, Type 29 Zirconia Grinding Wheel for Stainless Steel, Sheet Metal (10 Pack) Durable materials: Zirconia alumina materials have greater toughness than standard alumina abrasives, good wear resistance, and longer service life. Read more Product Features Universal Size EZARC professional flap disc is 4 1 2 x 7 8 Inch universal size, which suitable for most angle grinders. Fast & Efficient