Standard Abrasives™ Quick Change Felt Polishing Disc, 840400, TSM, 3 in, 10/Carton, 100 ea/Case

The name of the Standard Abrasives™ Quick Change Felt Polishing Disc relays one of its best uses: polishing. This abrasive product helps produce a mirror finish on a variety of metals.
Special Price $8.35 Regular Price $9.82
UPC 00051115377075
3M ID 7000047161
Packaging Carton
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Felt Discs: Offering Superior Flexibility

The Standard Abrasives™ Quick Change Felt Polishing Disc is made with nonwoven felt fibers, which, like cotton, are soft, pliable and elastic. The spongy and responsive nature of these felt fibers prevents the abrasive from gouging or denting the substrate. In fact, the Standard Abrasives™ Quick Change Felt Polishing Disc is a sanding disc to use for the final step in a sequence, because it helps the workpiece shine without significantly altering its dimensions. Its light scratch requires light pressure, so users can achieve a desirable finish without too much operator fatigue.

When working with a rough or scratched metal part, for example, users will often begin with an aggressive abrasive, like a Surface Conditioning Disc, to remove unwanted burrs and contaminants from the substrate. The Standard Abrasives™ Quick Change Felt Polishing Disc helps seal the job by delivering a final polish. it's great for polishing a variety of metals like aluminum, stainless steel, brass and chrome. In addition to the nonwoven felt fibers offering superior flexibility, gaps between the fibers allow swarf to escape. This added benefit prevents the abrasive from clogging with debris, prolonging abrasive service life.

Sometimes, users will apply a buffing compound to help smooth out the surface. Gaps between nonwoven fibers on the Standard Abrasives™ Quick Change Felt Polishing Disc help hold buffing compounds and distribute the substance evenly over the surface. it's important for operators to use compounds sparingly and follow accompanying instructions, because too much compound could saturate the workpiece and impede abrasive effectiveness. Striking a good balance between abrasive and compound is key.

Quick Change Attachment

Available in a range of sizes, the small diameters of some of these polishing discs render them useful for tight surface areas – nooks and crannies that might otherwise be hard to tackle. The Standard Abrasives™ Quick Change Felt Polishing Disc features Quick Change TS and TR fastening systems. TS is a standard metal eyelet and TR is a nylon threaded male (screw type) hub. These attachment systems help speed the process and make for easy swap out of discs. Once the disc is attached to its matching holder pad, it can be used with a rotary tool.

Altogether, this Standard Abrasives™ Quick Change Felt Polishing Disc is a good abrasive for final polishing and finishing, helping revitalize lackluster surfaces and making the workpiece shine.


  • Instant disc changes with Quick Change TS or TR fastening systems; disc is centered for smooth running
  • Cool running, reduces risk of loading
  • Conforms to contours, radii and I.D. areas
  • Responsive and elastic felt fibers prevent undercutting or gouging of the workpiece
  • May be used on aluminum, brass and chrome
More Information
3M ID 7000047161
Part number 840400
Keywords Standard Abrasive, Non-woven disc, non woven disc
Global Product Hierarchy Abrasives > Abrasive Discs > Non-woven Discs
Abrasive Material Felt
Grit Non Pertinent
Product Type simple
Quantity 0
Trademark 1 Standard Abrasives™
Country of Origin United States
SAP Shelf Life In Days 3650
Base - Billing Unit EA
Base - Metric Gross Weight 11.34 G
Base - Metric Height Dimension 76.2 MM
Base - Metric Length Dimension 3.81 MM
Base - Metric Width Dimension 76.2 MM
Base - Item Quantity 1
Base - Unit EA
Unit of Use - Billing Unit EA
Unit of Use - Customary Gross Weight 0.025000420531765117 lbs
Unit of Use - Customary Net Weight 0.024899007891160074 lbs
Unit of Use - Customary Height Dimension 3.0 in
Unit of Use - Customary Length Dimension 0.15 in
Unit of Use - Customary Width Dimension 3.0 in
Unit of Use - Metric Cubic Dimension 22122.535 MMQ
Unit of Use - Metric Net Weight 11.294 G
Unit of Use - Metric Height Dimension 76.2 MM
Unit of Use - Metric Length Dimension 3.81 MM
Unit of Use - Metric Width Dimension 76.2 MM
Unit of Use - Item Quantity 1
Unit of Use - Total Unit Quantity 1
Unit of Use - Previous Packaging Level Quantity 1
Unit of Use - Item Unit DISC
Unit of Use - Unit EA
Inner - Billing Unit EA
Inner - Customary Cubic Dimension 140.37243035115992 ci
Inner - Customary Gross Weight 0.4098393454016874 lbs
Inner - Customary Net Weight 0.24899007891160074 lbs
Inner - Customary Height Dimension 6.968503937007874 in
Inner - Customary Length Dimension 4.488188976377953 in
Inner - Customary Width Dimension 4.488188976377953 in
Inner - Metric Cubic Dimension 2300.292 CCM
Inner - Metric Net Weight 112.94 G
Inner - Metric Height Dimension 0.177 M
Inner - Metric Length Dimension 0.114 M
Inner - Metric Width Dimension 0.114 M
Inner - Item Quantity 10
Inner - Total Unit Quantity 10
Inner - Previous Packaging Level Quantity 10
Inner - Item Unit DISC
Inner - Previous Packaging Level Unit DISC
Inner - Unit KAR
Shipper - Billing Unit EA
Shipper - Customary Cubic Dimension 1820.8172006895195 ci
Shipper - Customary Gross Weight 5.0000841063530235 lbs
Shipper - Customary Net Weight 2.4890189400672678 lbs
Shipper - Customary Height Dimension 7.913385826771654 in
Shipper - Customary Length Dimension 23.661417322834644 in
Shipper - Customary Width Dimension 9.724409448818898 in
Shipper - Metric Cubic Dimension 29837.848 CCM
Shipper - Metric Weight 2.268 KG
Shipper - Metric Net Weight 1.129 KG
Shipper - Metric Height Dimension 0.201 M
Shipper - Metric Length Dimension 0.601 M
Shipper - Metric Width Dimension 0.247 M
Shipper - Item Quantity 100
Shipper - Total Unit Quantity 100
Shipper - Previous Packaging Level Quantity 10
Shipper - Previous Packaging Level Unit CTNS
Shipper - Item Unit DISC
Shipper - Unit CS
Pallet - Billing Unit EA
Pallet - Customary Cubic Dimension 88423.40519326708 ci
Pallet - Customary Gross Weight 229.28075267227268 lbs
Pallet - Customary Net Weight 99.5960315646403 lbs
Pallet - Customary Height Dimension 44.488188976377955 in
Pallet - Customary Length Dimension 47.63779527559055 in
Pallet - Customary Width Dimension 41.732283464566926 in
Pallet - Metric Cubic Dimension 1.449 M3
Pallet - Metric Net Weight 45.176 KG
Pallet - Metric Height Dimension 1.13 M
Pallet - Metric Length Dimension 1.21 M
Pallet - Metric Width Dimension 1.06 M
Pallet - Item Quantity 4000
Pallet - Total Unit Quantity 4000
Pallet - Previous Packaging Level Quantity 40
Pallet - Previous Packaging Level Unit BOX
Pallet - Item Unit DISC
Pallet - Unit PAL
Pallet - Pallet Layer Quantity 5
Pallet - Shipping Container Per Layer Quantity 8
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