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

$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

$15.71

Part #: 83076 (3-1/2x5/8-11 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

$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

$37.00

Part #: 83085 (6x5/8-11 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

$8.98

Part #: 83073 (3-1/4xM14 KNOT CUP BRUSH)

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


Customers Also Purchased

PREMIUM HT ALUMINUM OXIDE RESIN FIBRE SANDING DISCS

$0.47

Part #: 92403 (4-1/2x7/8 )

PREMIUM HEAT TREATED ALUMINUM OXIDE Fibre Discs are produced...

KNOT CUP BRUSH

$15.71

Part #: 83076 (3-1/2x5/8-11 KNOT CUP BRUSH)

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

PFX TYPE 18 GRINDING PLUG

$6.87

Part #: 95612 (1-1/2x2-1/2x5/8-11 )

PFX grinding rocks for fast grinding and long life.

TYPE R (SAND-LOC) SURFACE CONDITIONING DISCS

$0.71

Part #: 30034 (2" MEDIUM )

A special reinforced, heavy duty non woven material that is ...

TYPE R (SAND-LOC) SURFACE CONDITIONING DISCS

$1.21

Part #: 30036 (3" COARSE )

A special reinforced, heavy duty non woven material that is ...

PREMIUM ALUMINUM OXIDE TYPE R - PLASTIC BUTTON**SAND-LOC QUICK CHANGE DISCS

$0.59

Part #: 12929 (3" 50 A/O )

Premium Aluminum Oxide discs that are excellent for most gen...

TYPE R (SAND-LOC) SURFACE CONDITIONING DISCS

$0.71

Part #: 30035 (2" V FINE )

A special reinforced, heavy duty non woven material that is ...

PREMIUM HT ALUMINUM OXIDE RESIN FIBRE SANDING DISCS

$0.56

Part #: 92402 (4-1/2x7/8 )

PREMIUM HEAT TREATED ALUMINUM OXIDE Fibre Discs are produced...

© 2026 Republic Abrasives All Rights Reserved