3M™ Cubitron™ 3 Flap Disc 1169F, 40+, T29-Conical Quick Change, 4 in x 3/8 in- 24, 10 ea/Case

$5.42 / Each

SKU	7100403690
Legacy SKU	60440623050
UPC	00068060124487
Product Number	1169F

3M Cubitron 3 Flap Disc 1169F is one of our highest-performance abrasive disc built for versatility and value. Powered by 3M Precision-Shaped Grain re-engineered now with curved sides, it lasts longer and cuts faster than any other shape grain, conventional aluminum oxide, or alumina zirconia flap discs at the same time that it's easy -to-operate, offering the long life required in everyday use. This unbeatable combination of performance and value can increase productivity while also lowering your abrasive spend.

Delivers long-lasting premium performance and versatility which will boost your productivity
Contains our new 3M Precision-Shaped Grain, now re-engineered with curved sides, which cuts faster and lasts longer than conventional abrasive grain
Proven to outperform traditional alumina zirconia flap discs
Individual flaps break down, exposing fresh mineral to deliver consistent cut rate for the life of the disc
Ideal for use on carbon steel, stainless steel and other heat-sensitive alloys
Covers a wide range of applications from weld grinding and beveling to surface prep, deburring, blending, finishing, weld spatter removal and work on edges and contours

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Premium Deburring, Grinding and Finishing

For Right Angle Grinders

Long Lasting Performance

Industry Low Price

Product Dimensions	Imperial	Metric
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Shipping Dimensions
Weight	2.703 lb
Length	7.1248 in
Width	4.75 in
Height	5.1248 in

Color	Purple

PRODUCT FAQ

What grit level is this flap disc, and what type of work is it best for?

This is a 40+ grit disc, which makes it ideal for aggressive material removal, grinding, and blending on metal surfaces. It's perfect when you need faster stock removal on steel, stainless steel, and other metals.
What does "T29-Conical" mean, and why does it matter?

T29 refers to the backing plate type and flap angle—in this case, a conical design that provides excellent contact with curved and contoured surfaces. This design helps you work more efficiently on uneven areas compared to flat-backed discs.
How many discs come in each case?

Each case contains 10 flap discs, so you'll have plenty on hand to keep your operations running smoothly without frequent reordering.
What size is this disc, and will it fit my grinder?

This disc is 4 inches in diameter with a 3/8-inch center hole. It's designed for quick-change backing plates, so you'll need to confirm your grinder has a compatible T29 quick-change system before purchasing.
What makes 3M Cubitron 3 better than standard flap discs?

Cubitron 3 features advanced ceramic grain technology that fractures to create new sharp edges as it wears, giving you longer life, cooler cutting, and more consistent performance throughout the disc's lifespan.

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.

SKU 7100403690 | 3M™ Cubitron™ 3 Flap Disc 1169F

Premium Performance 3M Cubitron 3 Flap Disc 1169F

The 3M Cubitron 3 Flap Disc 1169F represents a significant advancement in abrasive technology, combining the fundamental benefits of traditional flap discs with enhanced performance characteristics. This versatile abrasive solution provides exceptional conformability and user-friendly operation while substantially reducing the potential for surface gouging during application. The disc's engineered design makes it suitable for demanding industrial grinding operations that require both precision and reliability.

Advanced Grain Technology

At the core of the 1169F's superior performance lies 3M's proprietary Precision-Shaped Grain technology, which has been specifically re-engineered with curved side profiles. This innovative design promotes controlled micro-fracturing, enabling the abrasive to continuously generate fresh, razor-sharp cutting edges throughout the disc's operational lifespan. Unlike conventional abrasive materials that primarily push through workpiece material through blunt force, this advanced formulation cuts cleanly and efficiently, significantly extending service life while maintaining consistent cutting performance from initial use through complete wear.

Performance Advantages

When evaluated against comparable alternatives, the 3M Cubitron 3 Flap Disc 1169F demonstrates remarkable material removal efficiency. Testing shows approximately 49% greater total material removal compared to the 3M Cubitron II Flap Disc 969F in the 40+ grit specification, and up to 66% more removal capability versus the 3M Flap Disc 769F 40+ grade. This superior productivity, combined with the durable polyester backing, makes the 1169F particularly well-suited for medium to high-intensity grinding applications requiring consistent results.

Primary Applications

Weld grinding and weld spatter removal
Light grinding operations
Beveling and edge work
Deburring and contour finishing
Blending and surface preparation
Industrial scale removal
Multi-step finishing workflows

Operational Efficiency Advantage

A notable benefit of the 3M Cubitron 3 Flap Disc 1169F is its capability to consolidate multiple processing steps into a single operation. The disc naturally produces a surface finish that is characteristically one grade finer than a comparable fiber disc of identical grit specification would deliver. This inherent finishing capability allows operators to complete grinding and finishing work sequentially without changing discs, thereby reducing production time, minimizing material handling, and improving overall operational efficiency in fabrication and metalworking environments.