Forney Welding 71923 Double Sided Flap Disc 40/80 Grit 4-1/2 Inch

The Forney 71923 double-sided flap disc combines two essential metalworking processes into one versatile abrasive disc. This innovative Type 29 flap disc features 40-grit on one side for aggressive material removal and grinding, and 80-grit on the reverse for blending and finishing—eliminating the need to change discs between operations.

Key Features:

• Dual-grit design: 40-grit side for coarse grinding and 80-grit side for fine finishing
• Type 29 depressed center design for optimized grinding angles
• 5/8-inch-11 threaded spin-on center for quick, tool-free mounting
• 4-1/2 inch diameter fits standard angle grinders
• Maximum speed rating of 13,500 RPM
• Durable construction with flaps welded to reinforced plastic center hub

Ideal for grinding, blending, sanding, and finishing applications on metal, steel, stainless steel, and other materials. The double-sided configuration reduces disc inventory, saves changeover time, and delivers professional results across multiple finishing stages. Compatible with right angle grinders equipped with 5/8-inch-11 threaded spindles.