- Dynabrade sanding disc backing pad has a diameter of 4 1/2 in. The arbor attachment allows for easy mounting to the tool or pad. All abrasive products that rotate or spin, such as the ones in this category, have a maximum speed at which you can run them. This Dynabrade sanding disc backing pad can be run at a maximum speed of 13000 RPMs.
Pad Specifications
Mfr. Model # 50288
- Brand: Dynabrade
- Attachment Type: Arbor
- Pad Diameter: 4 1/2 in
- Thread Size: 5/8-11
- Thread Type: Female
- Density Grade: Hard
- Maximum RPM: 13000

Dynabrade 9900 6" Dia. Gear-Driven Sander, .25 HP, 1,800 RPM, 7/16" Orbit, Hook-Face Pad
Dynabrade 53685 Carrier
Dynabrade 52435 3" (76 mm) Dia. Straight-Line Cut-Off Wheel Tool, Rear Exhaust, .5 HP, 20,000 RPM, 3/8"-24 Spindle
Dynabrade 93397 4" Dia. x 1/2" Center Hole, 320 Grit, A/O, Arbor-Mount Sanding Star, 10/pack
Dynabrade 52377 3" (76 mm) Dia. Straight-Line Type 1 Extension Wheel Grinder, 1 HP, 15,000 RPM, 3/8"-24 Spindle
Dynabrade 91328 11-1/4" Dia. x 30 Micron A/O Hook "O"-style Vacuum Microfinishing Disc, 10/Box
Dynabrade 51708 .1 hp Straight-Line Pencil Grinder, 35,000 RPM, 3/32" Collet
Dynabrade 40352 Dynafile II Abrasive Belt Tool
Dynabrade 79932 6" Dia. x 320 Grit Vacuum PSA DynaCut Disc, 100/Pack
Dynabrade 51936 Coupler Insert
Dynabrade 78628 1" Dia. x 2" W x 1/4" Center Hole, 60 Grit, 100/pack
Dynabrade 11292 Hose Assembly, 3/8" I.D. 8' Long, 1/4" Male Fittings (2)
Dynabrade 51813 .1 hp Straight-Line Pencil Grinder, 100,000 RPM, 3mm Collet
Dynabrade 78809 4" Dia. x .020 x 5/8"-11 UNC Roughneck Stringer Bead Twist Wire Wheel, Steel
Dynabrade 46000 .4 hp Right Angle Die Grinder, Rear Exhaust, 12,000 RPM, 1/4" Collet
Dynabrade 90270 3" W x 10-11/16" L 320 Grit A/O DynaCut Belt, 10/pack
Dynabrade 52672 1 hp Straight-Line 6" (152 mm) Extension Die Grinder, Rear Exhaust, 3,400 RPM, 1/4" Collet
Dynabrade 14000 Dynafile Abrasive Belt Tool 
