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Merit Abrasives 4 1/2" X 7/8" 40ZYR Grit POWERFLEX® Zirconia Alumina Type 29 Contoured Flap Disc With Fiberglass Backing

Airgas Part #:MER08834190179

Merit Abrasives Products Inc

Manufacturer #:08834190179


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$12.98 /Each
Package Size: 10 Each
$12.98 Each
$12.98 Each
$129.80 Pack 10 Each / Pack
$1,298.00 Case 100 Each / Case

Typically in Stock

Item Details

  • Merit Abrasives R801 Type 29 40 Grit Zirconia Alumina Coated PowerFlex Disc measuring 4 1/2" Dia X 7/8" features heavy polyester backing with premium zirconia alumina abrasive and a grinding aid for superior durability. Fiberglass plate disc with a speed of 13300 RPM has magnificent heavy stock removal characteristic on a wide variety of hard to grind materials. It is sold as 10 per box with 100 boxes per case.


  • The innovative design of Merit’s advanced PowerFlex Flap discs allows you to grind and finish in only one smooth operation, saving both time and money
  • With the two-in-one PowerFlex disc there’s no need to change tools, no need for additional processes and no need for a backing pad
  • Also grind cooler without bluing and last up to 15 times longer than resin fiber discs
  • They are safe, quiet, and easy to control for rapid stock removal, consistent finishes and longer disc life
  • The layered abrasive flaps on the flap disc are designed to wear away evenly
  • Produce a high-quality, consistent finish on steels, metals, and other exotic materials
  • Premium zirconia plus R801 PowerFlex disc use premium zirconia alumina abrasive with a grinding aid on a heavy polyester backing


  • Grinding
  • Finishing
  • Stock removal

Product Attributes

Trade Name

» Merit Abrasives R801


» 4 1/2"


» 7/8"


» 40ZYR

Disc Type

» Type 29


» Zirconia Alumina


» 13300