Norton 03212 Flap Disc, 4-1/2 In, 5/8-11 Arbor, P60 Coarse

The Norton 03212 is a conical flap disc engineered for high-performance grinding, deburring, blending, and stock removal on angle grinders. Its 4-1/2 inch diameter and 5/8-11 arbor size fit standard right-angle grinders. Whether you're preparing metal surfaces for welding, removing rust, finishing edges, or tackling heavy grinding applications, this aggressive-cutting disc delivers professional results for metalworking shops, fabricators, and serious DIY enthusiasts.

Built with premium zirconia aluminum abrasive, this coarse P60 grit disc cuts harder and lasts longer than standard alternatives—up to 30% longer lifespan means less frequent changes and lower operating costs in high-volume work. The conical shape with angled polyester and cotton flaps maximizes surface contact on contours and edges, while the fiberglass and resin backing combines lightweight strength with vibration absorption for enhanced operator comfort and control.

Features and Benefits

• Zirconia Aluminum Abrasive: Premium abrasive material provides aggressive cutting action and extended disc lifespan compared to competitive alternatives.
• P60 Coarse Grit: Ideal for stock removal, deburring, blending, and heavy grinding on soft carbon steel, stainless steel, and titanium.
• Conical Flap Design: Angled polyester and cotton flaps offer excellent surface contact, especially on contours and edges.
• Fiberglass and Resin Backing: Lightweight yet strong construction absorbs vibrations and reduces operator fatigue during extended use.
• 5/8-11 Arbor: Fits standard right-angle grinders for compatibility with common workshop equipment.

Specifications

• Brand: Norton
• Model: 03212
• Diameter: 4-1/2 inches
• Arbor Size: 5/8-11 inches
• Grit: P60 (coarse)
• Abrasive Material: Zirconia aluminum
• Backing: Fiberglass and resin
• Flap Type: Conical with angled polyester and cotton flaps
• Applications: Soft carbon steel, stainless steel, titanium