FREE SHIPPING ON ORDER SUBTOTAL OF $350.00+

Republic Abrasives Logo

KNOT CUP BRUSH

$22.31

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: 83084
  • Size: 6x5/8-11 KNOT CUP BRUSH
  • Weight: 3.35 lbs.
  • # Per Box: 1
  • Max RPM: 6500
  • Diameter: 6"
  • Wire Diameter: 0.031"
  • Wire Type: CARBON STEEL
  • Old Part Number: 54-488338
  • Min Order: 1
  • QTY 50+: $20.29
  • QTY 100+: $18.44

Related Products

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

$9.14

Part #: 83074 (3-1/2x5/8-11 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

$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

$20.61

Part #: 83081 (6x5/8-11 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

$12.40

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

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


Customers Also Purchased

PFX TYPE 27 WHEELS FOR CUTTING METAL

$2.88

Part #: 80179-H (5x.045x5/8-11 )

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

SC-3 ALUMINUM CUT CARBIDE BURR

$14.36

Part #: 81110 (3/8x3/4x1/4)

This aluminum cut cylindrical radius end carbide burr is per...

KNOT WHEEL BRUSH*STANDARD TWIST

$11.75

Part #: 83035 (6x5/8-11 KNOT WHEEL BRUSH)

Knot wheel brushes are used to remove weld scale, rust, slag...

TYPE A BENCH & PEDESTAL WHEELS

$10.52

Part #: 95242 (8x1x1 A36-O )

Aluminum oxide general purpose wheels for most roughing and ...

VISIBLE COMMENT

$0.00

Part #: VC

HIGH PERFORMANCE ZIRCONIA RESIN FIBRE SANDING DISCS

$0.70

Part #: 12721 (5x7/8 )

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

CERAMIC FLAP WHEEL

$2.77

Part #: 93765 (1-1/2x1x1/4)

© 2026 Republic Abrasives All Rights Reserved