5" 125mm Zirconia Flap Sanding Discs – 40/60/80/120 Grit

5" Zirconia Oxide Flap Sanding Discs – Multi-Grit for Metal, Wood & Plastic

Take your grinding and finishing work to the next level with these heavy-duty 125mm (5") Zirconium Oxide Flap Sanding Discs. Engineered for long service life and consistent performance, these discs are compatible with all standard 5" angle grinders and tackle everything from rough stock removal to fine finishing — on stainless steel, mild steel, wood, and plastic alike.

Whether you're a DIY enthusiast, hobbyist, tradesperson, or builder, these flap discs deliver professional-grade results every time. Made in Mainland China.

Key Features

• Zirconium Oxide Abrasive — hard-wearing grain that stays sharp longer for extended service life
• Multi-Surface Compatible — ideal for stainless steel, mild steel, wood, and plastic
• 4 Grit Options — choose from 40, 60, 80, or 120 grit to match your task, from aggressive stock removal to smooth finishing
• Universal Fit — designed for all standard 125mm (5") angle grinders with a 22mm centre bore
• Versatile Use — perfect for the home workshop, trade sites, hobbyist projects, and professional builds

Specifications

Grit Selection Guide

• 40 Grit — aggressive material removal, weld preparation, heavy shaping
• 60 Grit — moderate stock removal, surface levelling
• 80 Grit — general-purpose sanding and blending
• 120 Grit — fine finishing, smoothing, and pre-paint preparation

Safety Information

Always wear appropriate personal protective equipment (PPE) including eye protection, gloves, and a dust mask when operating angle grinders. Ensure the disc's RPM rating matches or exceeds your grinder's maximum speed before use. For safe grinding practices, refer to OSHA Abrasive Wheel Machinery Safety Guidelines.

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Frequently Asked Questions

Q: What angle grinders are these 125mm flap sanding discs compatible with?

A: These flap sanding discs are designed to fit all standard 125mm (5") angle grinders with a 22mm centre bore arbor. Always verify your grinder's maximum RPM rating is compatible with the disc before use.

Q: What materials can I use these zirconia flap discs on?

A: These discs are especially effective on stainless steel and mild steel, and also perform well on wood and plastic. Zirconium oxide abrasive provides excellent durability across all these surfaces.

Q: Which grit should I choose for my project?

A: For heavy material removal or weld grinding, choose 40 grit. For general sanding and blending, 60 or 80 grit works well. For a smooth, fine finish ready for painting or coating, use 120 grit.

Q: How many discs come in one order?

A: Each order includes 1 × flap sanding disc. You can select your preferred grit (40, 60, 80, or 120) when adding to your cart. Consider ordering multiple grits to cover all stages of your project.