FREE SHIPPING ON ORDER SUBTOTAL OF $350.00+

Republic Abrasives Logo

KNOT CUP BRUSH

$21.46

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: 83083
  • Size: 6x5/8-11 KNOT CUP BRUSH
  • Weight: 3.4 lbs.
  • # Per Box: 1
  • Max RPM: 6500
  • Diameter: 6"
  • Wire Diameter: 0.020"
  • Wire Type: CARBON STEEL
  • Old Part Number: 54-488238
  • Min Order: 1
  • QTY 50+: $19.51
  • QTY 100+: $17.74

Related Products

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...

KNOT CUP BRUSH

$24.39

Part #: 83079 (4x5/8-11 KNOT CUP BRUSH)

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

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

$16.06

Part #: 83080 (5x5/8-11 KNOT CUP BRUSH)

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

KNOT CUP BRUSH

$20.61

Part #: 83082 (6x5/8-11 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

$8.98

Part #: 83073 (3-1/4xM14 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

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...

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...

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...

PFX TYPE 11 GRINDING CUP WHEELS

$27.02

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

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

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...

KNOT TYPE END BRUSHES

$4.76

Part #: 50706 (1x1/4 KNOT END BRUSH)

Knot End Brushes for aggressive cleaning rust, scale & coati...

TURBO BACKING PADS FOR RESIN FIBRE DISCS

$9.54

Part #: 92604 (4-1/2x5/8-11 )

Turbo pads have similar features as the rubber turbo pad, bu...

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!...

© 2026 Republic Abrasives All Rights Reserved