FREE SHIPPING ON ORDER SUBTOTAL OF $350.00+

Republic Abrasives Logo

KNOT CUP BRUSH

$11.05

Knot cup brushes are for heavy duty use. For preparing metal surfaces prior to painting. Removes rust, slag weld scale or concrete waste.

  • Part Number: 83072
  • Size: 2-3/4x5/8-11 KNOT CUP BRUSH
  • Weight: 0.7 lbs.
  • # Per Box: 1
  • Max RPM: 14000
  • Diameter: 2-3/4"
  • Wire Diameter: 0.020"
  • Wire Type: STAINLESS STEEL
  • Old Part Number: 54-482818
  • Min Order: 1
  • QTY 50+: $10.04
  • QTY 100+: $9.13

Related Products

KNOT CUP BRUSH

$8.51

Part #: 83070 (2-3/4x5/8-11 KNOT CUP BRUSH)

Knot cup brushes are for heavy duty use. For preparing meta...

KNOT CUP BRUSH

$9.14

Part #: 83075 (3-1/2x5/8-11 KNOT CUP BRUSH)

Knot cup brushes are for heavy duty use. For preparing meta...

KNOT CUP BRUSH

$7.11

Part #: 83071 (2-3/4x5/8-11 KNOT CUP BRUSH)

Knot cup brushes are for heavy duty use. For preparing meta...

KNOT CUP BRUSH

$12.40

Part #: 83077 (4x5/8-11 KNOT CUP BRUSH)

Knot cup brushes are for heavy duty use. For preparing meta...

KNOT CUP BRUSH

$21.46

Part #: 83083 (6x5/8-11 KNOT CUP BRUSH)

Knot cup brushes are for heavy duty use. For preparing meta...

KNOT CUP BRUSH

$22.31

Part #: 83084 (6x5/8-11 KNOT CUP BRUSH)

Knot cup brushes are for heavy duty use. For preparing meta...

KNOT CUP BRUSH

$20.61

Part #: 83081 (6x5/8-11 KNOT CUP BRUSH)

Knot cup brushes are for heavy duty use. For preparing meta...

KNOT CUP BRUSH

$37.00

Part #: 83085 (6x5/8-11 KNOT CUP BRUSH)

Knot cup brushes are for heavy duty use. For preparing meta...


Customers Also Purchased

HIGH PERFORMANCE ZIRCONIA RESIN FIBRE SANDING DISCS

$0.65

Part #: 12728 (4-1/2x7/8 )

Our HIGH PERFORMANCE ZIRCONIA Fibre Discs are produced with ...

KNOT CUP BRUSH

$11.05

Part #: 83072 (2-3/4x5/8-11 KNOT CUP BRUSH)

Knot cup brushes are for heavy duty use. For preparing meta...

PFX TYPE 11 GRINDING CUP WHEELS

$27.02

Part #: 80401 (6x2x5/8-11 )

PFX Type 11 cup wheels for the heaviest grinding application...

PFX TYPE 1 WHEELS FOR CUTTING METAL

$2.02

Part #: 80325 (6x.040(1/32)x7/8 )

Excellent PFX thin cutting wheels for all metalworking jobs!...

PSA GOLD PAPER "STICK ON" DISCS

$0.33

Part #: 94605 (6" 80C PSA GOLD)

PSA**STICK ON Discs that are individually die cut and have a...

CRIMPED TYPE END BRUSHES

$2.55

Part #: 50821 (1x1/4 CRIMPED END BRUSH)

Crimped end brushes for polishing, cleaning drill holes & li...

PFX TYPE 1 WHEELS FOR CUTTING METAL

$0.96

Part #: 95111 (3x1/32(.035)x1/4 )

Excellent PFX thin cutting wheels for all metalworking jobs!...

PFX TYPE 27 WHEELS FOR GRINDING METAL

$1.68

Part #: 80108 (4-1/2x1/4x7/8 )

Premium General Purpose grinding wheels**PFX wheels grind fa...

© 2026 Republic Abrasives All Rights Reserved