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) Size:40 Grit waterproof and dust-proof

waterproof and dust-proof

Heated bed control

cast steel and cast iron

perfect to handle tough extruder hot end nozzle clogs

you can stick the bottom part on the hot bed

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) Size:40 Grit waterproof and dust-proofEZARC 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