Grinding, smoothing, blending – these are tasks that demand precision, clarity, and efficiency. FLEX knows how to step up in innovation, enter the FLEX 4-1/2″ SIGHTMAX Flap Disc Series.

Imagine having a clear line of sight to your work surface while grinding or surfacing, eliminating the guesswork and reducing over-abrasion. With the SIGHTMAX Segmented Design featured in each disc of this series, this becomes a reality.

One of the most common challenges faced during grinding operations is heat buildup, which can degrade performance and shorten the lifespan of the tool. The FLEX SIGHTMAX Flap Discs tackle this issue head-on with a special coating and segmented design that generate less heat compared to their traditional counterparts. This not only boosts performance but also ensures a longer disc life, saving both time and money in the long run.

Whether you’re removing heavy stock, smoothing surfaces, or achieving a fine finish, there’s a FLEX SIGHTMAX Flap Disc suited to your needs. Available in 40, 60, and 80 grit variations, each disc is engineered with high-quality Zirconium Abrasive Grain for quick stock removal and extended durability. The iron- and sulfur-free construction further reduces the risk of oxidable particles, helping to prevent rust formation on finished surfaces.

Product Image
Sku #Product NameProduct Price
FA302001FLEX 4-1/2″ SIGHTMAX 40 Grit Flap Disc$11
FA302002FLEX 4-1/2″ SIGHTMAX 60 Grit Flap Disc$11
FA302003FLEX 4-1/2″ SIGHTMAX 80 Grit Flap Disc$11

Beyond performance and durability, the FLEX SIGHTMAX Flap Discs prioritize comfort and convenience. The conical 10-degree flap arrangement not only improves grinding ergonomics but also enhances tool handling, allowing for smoother operation and reduced fatigue during extended use.

These discs are available for pre-sale at Ohio Power Tool right now! Don’t hesitate to reach out at or 614-481-2111 with any questions, comments, or concerns, and be sure to follow us on all your favorite social media channels to stay in the know on all the latest announcements, deals, news, and more!