FREE SHIPPING ON ORDER SUBTOTAL OF $350.00+

Republic Abrasives Logo

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

$0.66

Premium Aluminum Oxide discs that are excellent for most general metalworking jobs. 80 grit for medium to light stock removal and deburring. For use with our holder #92663.

  • Part Number: 12939
  • Size: 4" 80 A/O
    • Weight: 0.025 lbs.
  • # Per Box: 50
  • Grit: 80
  • Max RPM: 12000
  • Grain: PHT ALUMINUM OXIDE
  • Color: RED/BROWN
  • Diameter: 4"
  • Min Order: 50
  • QTY 500+: $0.60
  • QTY 1000+: $0.55

Related Products

HOLDERS FOR TYPE R (SAND-LOC) QUICK CHANGE DISCS

$8.13

Part #: 92663 (4" T*R HOLDER)

4" Type R Holder for use with all Type R (SAND-LOC) quick ch...

Customers Also Purchased

QUICK CHANGE SURFACE CONDITIONING DISCS

$0.71

Part #: 30034 (2" MEDIUM )

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

HIGH PERFORMANCE BLUE FLAP DISCS

$5.53

Part #: 96161H (5x5/8-11 36 ZIRCONIA)

Multiple layers of zirconia cloth flaps that constantly expo...

PSA GOLD PAPER "STICK ON" DISCS

$0.30

Part #: 94610 (6" 220C PSA GOLD)

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

KNOT WHEEL BRUSH*STANDARD TWIST

$7.85

Part #: 83030 (4-1/2x5/8-11 KNOT WHL BRUSH)

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

TYPE R UNITIZED DISCS

$3.53

Part #: 33036 (2" 8A COARSE)

Compressed layers of abrasive and resin impregnated non wove...

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

$0.84

Part #: 12934 (4" 24 A/O )

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

TYPE R UNITIZED DISCS

$2.69

Part #: 33031 (2" 2S FINE)

Compressed layers of abrasive and resin impregnated non wove...

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

$0.40

Part #: 12922 (2" 60 A/O )

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

© 2026 Republic Abrasives All Rights Reserved