Perma-Grit 19&32MM Rotary Disc

The Perma-Grit RD3 is a compact rotary cutting-disc set for detailed workshop cutting tasks, particularly where composite and mixed-material work requires a small cutting diameter.

The set includes two steel cutting discs, 19 mm and 32 mm diameter, with tungsten carbide grit welded to the cutting edge. A 3.1 mm stainless-steel arbor with M3 thread is included.

• Manufacturer part number: RD3
• Roctexo part number: RX1-12-00069
• Disc diameters: 19 mm and 32 mm
• Approximate kerf: 2 mm
• Arbor: 3.1 mm stainless steel, M3 thread
• Manufacturer-stated speed range: 5,000–20,000 rpm
• Suitable for cutting materials including composite materials, fibreglass, carbon fibre, plastics, wood, ceramics, stone, and metal

Perma-Grit describes the RD3 discs as virtually unbreakable steel discs with a durable tungsten-carbide cutting edge. Use with suitable rotary equipment that accepts a 3.1 mm arbor, following the tool manufacturer’s instructions and applicable workshop safety procedures.

Manufacturer information is available from Perma-Grit Tools.