Slip Stream 24/7 – Global Supply and Distribution Company providing 3M Industrial, Commercial & Safety Solutions
English Spanish
SKU 7100363665
Legacy SKU 60450001122
UPC 00068060061812
Catalog Number 36581
Product Number 521U

3M Stikit Blue Abrasive Disc 521U is a paper-backed abrasive disc with excellent performance and cut. It is available in a range of grades and sizes.

  • Excellent cut rate and performance
  • E-weight paper backing is highly durable and withstands wear, pressure and damage
  • Stikit™ system for simple, secure application
  • Available in a variety of sizes and grades.
  Add to cart
On it's way to you December 15    

Qty

Minimum Order 4 Cartons
Order Increment 4 Cartons
  Superior Cut Rate
  Durable
  Custom Fit
  Can Use on Many Surfaces
Product Dimensions
Imperial Metric
Weight 3.521 lbs
Width 2.99213 in
Length 8.11024 in
Height 8.11024 in
Diameter 8 in 203 mm
Center Hole Diameter 0.0 NP
Shipping Dimensions
Weight 14.83998 lb
Length 13.38583 in
Width 8.85827 in
Height 9.25197 in
Color Blue
Maximum Speed 6,000 rpm

PRODUCT FAQ

  1. What materials can I use the 3M™ Stikit™ Blue Abrasive Disc 36581 on?

    You can use this disc on a variety of surfaces, including metal, paint, primer, fiberglass, and plastic. It’s excellent for automotive and industrial sanding applications!

  2. How does this abrasive disc attach to my sander?

    The Stikit™ discs feature a pressure-sensitive adhesive backing—just peel off the liner and stick it right onto your sanding tool. It’s quick and easy!

  3. Is the 40E grade suitable for heavy material removal?

    Yes! The 40E grit is quite coarse and perfect for fast cutting or removing tough materials like old paint or rust.

  4. Are there dust holes in these discs?

    These specific discs have no holes—they are solid blue abrasive discs designed without any vacuum or dust extraction holes.

  5. How many discs do I get with one case purchase?

    Each case comes with 4 cartons containing 50 discs each—that's a total of 200 high-performance abrasive discs per case!

For industrial/occupational use only. Not for consumer sale or use.
3M industrial and occupational products are intended, labeled, and packaged for sale to trained industrial and occupational customers for workplace use.  Unless specifically stated otherwise on the applicable product packaging or literature, these products are not intended, labeled, or packaged for sale to or use by consumers (e.g., for home, personal, primary or secondary school, recreational/sporting, or other uses not described in the applicable product packaging or literature), and must be selected and used in compliance with applicable health and safety regulations and standards (e.g., U.S. OSHA, ANSI), as well as all product literature, user instructions, warnings, and other limitations, and the user must take any action required under any recall, field action, or other product use notice.  Misuse of 3M industrial and occupational products may result in injury, sickness, death, or property damage.  For help with product selection and use, consult your on-site safety professional, industrial hygienist, or other subject matter expert.
3M™ Stikit™ Blue Abrasive Disc 521U

The 3M™ Stikit™ Blue Abrasive Disc 521U is expertly engineered for use in collision repair applications, making it an ideal choice for sanding a variety of substrates such as paint, primer, metal, and composite materials. This versatile abrasive disc is designed to deliver consistent, high-quality results across multiple surfaces, ensuring a smooth and efficient sanding process.

Constructed with a robust E-weight paper backing, the 521U disc offers exceptional durability and resistance to tearing, even during aggressive sanding tasks. Its fast-cutting abrasive grains are optimized to provide a superior cut rate, helping technicians achieve desired finishes more quickly while maintaining long-lasting performance throughout the job.

The innovative 3M™ Stikit™ system features a pressure-sensitive adhesive coating on the back of each disc, allowing for quick and effortless attachment to sanding tools. This convenient design also enables easy removal and reapplication, reducing downtime and increasing productivity in busy repair environments.

  • Designed for sanding paint, primer, metal, and composite surfaces in collision repair
  • Durable E-weight paper backing resists tearing and extends disc life
  • Fast-cutting abrasive grains deliver efficient material removal
  • Stikit™ pressure-sensitive adhesive system allows for easy disc changes
  • Ideal for use in automotive body shops and professional repair facilities
Other Products in this Family

Lead times are estimates and may vary based on our suppliers' product availability.