An Abrasive Disc That’s Truly a Cut Above
With its combination of premium materials, our 3M™ Purple Abrasive Disc 740I part of our Purple family of discs: a high-performing auto body abrasive disc ideal for jobs where reinforcements are needed. Its premium aluminum oxide abrasive and durable E-weight paper provide a consistently professional finish with lower labor and material costs. These aggressive discs are ideal for shaping plastic filler, removing paint around damaged areas, scratch refinement and stripping paint to bare metal. They are suitable for use on a variety of collision repair substrates including clear coat, fiberglass, metal, paint, plastic and putty.
These coarse grade discs sand faster to improve technician productivity and reduce labor costs while the consistent finish reduces rework.
Hard, Tough and Sharp
3M’s fast cutting, long lasting abrasive saves labor costs and improves quality. Aluminum oxide is popular among collision repair professionals because of its fast cut-rate and long life. A natural mineral, it makes a tough, durable abrasive especially in combination with a thicker and heavier E-weight paper backing. Aluminum oxide is suitable for a wide variety of metalworking materials including ferrous alloys.
Heavier Backing for the Toughest Jobs
Our 3M Purple Abrasive Disc 740I is available in coarse grades typically used in the body repair area of the body shop. These jobs often require especially tough and durable abrasive product to get the job done. These discs use a heavier E-weight paper as the abrasive backing, adding durability and life to the product. These discs are available in Hookit™ and Stikit™ attachments.
The Power of Purple
The 3M™ Purple Abrasive Disc 740I carries our Purple designation which signifies premium performance and durability. From its hard mineral abrasive to its E-weight paper backing, this disc combines the strength, durability and long-lasting efficiency for improved throughput across your entire collision repair operation.

Air Turbine Tools 310RDM - 6mm Router Hand Tool Series, 30,000RPM, 33433
3M 29881, Sanding Screen, 220 grit 17 in x NH, 220 Grit, 7100160816
3M 08301, Ultrapro Autobody Sealant, 08301, Tan, 5 oz Tube, 7100142901, 6 per case
3M™ 72787, Calibration Kit 529-04-48, Large, 7000052154, 1 EA/Case
3M 33349, 641WY 1/4" X 24", 220 Mesh Diamond Cloth Belt, 7010534919
3M 22972, Disc Holder Adapter 9, 5/8-11 External M10-1.50 Internal, 7000046095
3M 94700, Cubitron ll Cloth Belt 947A, 60+ X-weight, 1/4 in x 24 in, Fabri-lok, Single-flex, 7010360589, 200 per case
Dynabrade 11477 Dynabelter Abrasive Belt Tool, Heavy-Duty
Dynabrade 13509 Dynastraight Finishing Tool, Rear Exhaust, 6,000 RPM, 5/8" (16 mm) or 1" (25 mm) Dia. Arbor
3M 22397, Roloc Disc 361F, 60 YF-weight, TR, 1-1/2 in x NH, 7000045097
3M™ 17323, Versaflo™ Respiratory Helmet Assembly M-407, with Premium Visor and Flame Resistant Shroud, 7000002395, 1 EA/Case
3M 05048, Cloth Belt 384F, 80+ XF-weight, 1 in x 12 in, Fabri-lok, Full-flex, 7100141432, 200 per case
3M 40143, VentureClad Heavy Duty Insulation Jacketing Tape 1579GCW-WM, White, 30 in x 25 yd, 7100197873
3M 53914, Performance Plus Duct Tape 8979N Nuclear Red, 48 mm x 54.8 m 12.1 mil, 7000049014, 24/ case
3M 27359, Cloth Belt 970DZ, 24 YN-weight, 25 in x 75 in, Film-lok, Single-flex, 7010361224, 2 per case
Dynabrade 95544 Gear Grease, 2.5oz. Tube
3M 29832, Sanding Screen, 150 Grit, 18 in x NH, 7100160831
3M 29882, Sanding Screen, 220 Grit, 18 in x NH, 7100160813 
