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Keystone Abrasives has available an assortment of other quality products to meet the needs of your finishing or hand sanding applications.  Listed below are many of the popular items we supply. 

Keystone Abrasives is your source for the right backup pads for your disc sanding needs by diameter, hub, face, and density as follows: 
 

BACKUP PADS

• Backup Pads for PSA: Paper, Film, and Cloth Discs: 5"- 5/8" x 11 Internal Thread- Vinyl PSA- Medium 1/4" Nitrile, 6"- 5/8" x 11 Internal Thread- Vinyl PSA- Medium 1/4" Nitrile, 5"- 5/16" x 24 External Thread- Vinyl PSA- Medium 1/2 Poly, 6"- 5/16"x 24 External Thread- Vinyl PSA- Medium 1/2 Poly, 5"- 5/16"x 24 External Thread- Nylon PSA- Firm 3/8 Neoprene, 6"- 5/16"x 24 External Thread- Nylon PSA- Firm 3/8 Neoprene, 3"- 1/4" Standard Shank- Nylon PSA- None, and 5"- 1/4" Standard Shank- Nylon PSA- None.
• Backup Pads for H&L: Paper, and Film Discs: 5"- 5/8 x 11 Internal Thread- Short Hook- Firm 1/4 Neoprene, 6"- 5/8 x 11 Internal Thread- Short Hook- Firm 1/4 Neoprene, 7"- 5/8 x 11 Internal Thread- Short Hook- Firm 1/4 Neoprene, 5"- 5/16" x 24 External Thread- Short Hook- Medium 1/2 Poly, 6"- 5/16" x 24 External Thread- Short Hook- Medium 1/2" Poly, 5"- 5/16" x 24 External Thread- Short Hook- Firm 3/8" Neoprene, 6"- 5/16" x 24 External Thread- Short Hook- Firm 3/8" Neoprene, 1"- 1/4" Standard Shank- Short Hook- Medium 11/16" Nitrile, 2"- 1/4" Standard Shank- Short Hook- Medium 11/16" Nitrile, and 3"- 1/4" Standard Shank- Short Hook- Medium 11/16" Nitrile.
• Backup Pads for LONG H&L for Surface Conditioning Discs: 4"- 5/8" x 11 Internal Thread- Long Hook- Medium 1/4" Nitrile, 4.5"- 5/8" x 11 Internal Thread- Long Hook- Medium 1/4" Nitrile, 5"- 5/8" x 11 Internal Thread- Long Hook- Medium 1/4" Nitrile, 6"- 5/8" x 11 Internal Thread- Long Hook- Medium 1/4" Nitrile, 7"- 5/8" x 11 Internal Thread- Long Hook- Medium 1/4" Nitrile, 8"- 5/8" x 11 Internal Thread- Long Hook- Medium 1/4" Nitrile, 5"- 5/16" x 24 External Thread- Long Hook- Medium 1/4" Nitrile, 6"- 5/16" x 24 External Thread- Long Hook- Medium 1/4" Nitrile, 3"- 1/4" Standard Shank- Long Hook- None, 4"- 1/4" Standard Shank- Long Hook- None, and 5"- 1/4" Standard Shank- Long Hook- None.
• Backup Pads for Quick Change Discs: 1.5"- 1/4" Standard Shank- Type R- None, 2"- 1/4" Standard Shank- Type R- None, 3"- 1/4" Standard Shank- Type R- None, 4"- 1/4" Standard Shank- Type R- None, 1.5"- 1/4" Standard Shank- Type S- None, 2"- 1/4" Standard Shank- Type S- None, 3"- 1/4" Standard Shank- Type S- None, and 4"- 1/4" Standard Shank- Type S- None.

All of these backup pads for disc sanders are sold in 6pc minimum.   Over 800 different Disc Backup Pads Available!

 

MANDRELS 

• Cartridge Roll Mandrels: Sizes available are by pilot diameter, pilot length, shank diameter, and shank length as follows -5/64" by 1" by 1/8" by 1", 3/32" by 3/4" by 1/4" by 1", 3/32" by 1" by 1/4" by 1", 3/32" by 1" by 1/8" by 1", 1/8" by 1/2" by 1/8" by 1", 1/8" by 3/4" by 1/8" by 1", 1/8" by 1" by 1/8" by 1", 1/8" by 1-1/2" by 1/4" by 1", 1/8" by 1/2" by 1/4" by 1-1/4", 1/8" by 3/4" by 1/4" by 1-1/4", 1/8" by 1" by 1/4" by 1-1/4", 1/8" by 1-1/2" by 1/4" by 1-1/4", 1/8" by 2" by 1/4" by 1-1/4", 3/16" by 1/2" by 1/4" by 1-1/4", 3/16" by 3/4" by 1/4" by 1-1/4", 3/16" by 1" by 1/4" by 1-1/4", 3/16" by 1-1/2" by 1/4" by 1-1/4", 3/16" by 2" by 1/4" by 1-1/4", 1/4" by 1/2" by 1/4" by 1-1/4", 1/4" by 3/4" by 1/4" by 1-1/4", 1/4" by 1" by 1/4" by 1-1/4", 1/4" by 1" by 1/4" by 6", 1/4" by 1" by 1/4" by 8", 1/4" by 1-1/2" by 1/4" by 1-1/4", 1/4" by 1-1/2" by 1/4" by 6", 1/4" by 1-1/2" by 1/4" by 8", 1/4" by 2" by 1/4" by 1-1/4", 5/16" by 3/4" by 1/4" by                  1-1/4", 5/16" by 1" by 1/4" by 1-1/4", 5/16" by 1-1/2" by 1/4" by 1-1/4", and 5/16" by 2" by 1/4" by 1-1/4".
• Threaded Mandrels: Sizes available are with a 1/4" shank, 3" long in threads of 3-48, 8-32, or 1/4-20.
• Flutter Mandrels: Sizes available are as follows - 3/8" Hole with a 1/4" Arbor (W-23), 1/2" Hole with a 1/4" Arbor (W-24), or a 1/2" Hole with a 1/4" Arbor Star Mandrel

 

BELT CLEANING STICKS  

• Belt Cleaning Sticks: Keystone Abrasives carries either 2" x 2" x 12", or 1.5" x 1.5" x 8".

 

Besides these popular items, Keystone Abrasives also has numerous other coated abrasives products available!