🛠️ PRETEC 48 Pack 4.5” Flap Discs – 40 Grit Zirconia Grinding Wheels for Angle Grinders

🔧 Heavy-Duty 40 Grit Performance
Engineered for fast material removal, the coarse 40 grit texture tackles tough surfaces like welds, rust, paint, burrs, and scale with ease. Perfect for rough grinding and shaping tasks.

💎 High-Quality Zirconia Abrasive
Constructed with premium zirconia abrasive grain, offering exceptional cutting power, extended wear life, and resistance to heat and pressure—outlasting traditional aluminum oxide discs.

⚙️ Standard 4.5” Size – Type 27 Design
Each disc measures 4.5 inches in diameter with a 7/8" arbor hole, compatible with most 4-1/2” angle grinders. The flat-profile Type 27 (T27) shape is ideal for edge grinding, weld blending, and surface prep.

🌪️ Smooth, Stable Operation
Built with a fiberglass backing plate to absorb vibration and reduce user fatigue. The resin-bonded layered construction enhances safety, balance, and control during extended use.

🌍 Versatile Applications
Perfect for metal fabrication, automotive work, general construction, and workshop use. Suitable for steel, stainless steel, wood, and other hard surfaces.

🛒 More Options Available

We also offer 12pcs, 24pcs, and 48pcs packs in 40 / 60 / 80 / 120 grit and mixed sets. Visit our store to choose the best set for your needs!