Collection: SUPRA® "MM" Cup Brushes - Wire

Gesswein Supra Cup Brushes are precision-made miniature mandrel-mounted tools designed for cleaning, polishing, and surface preparation in small, hard-to-reach areas. Constructed with a solid steel ring, each brush provides exceptional durability and even wear. Brass and steel filament options are permanently anchored for consistent performance on flat, curved, and contoured surfaces. Ideal for jewelers, moldmakers, and metalworkers seeking reliability in detail finishing tasks.

Features:

• Available in brass or steel filaments for varied applications
• Solid steel ring construction for strength and long life
• Uniform filament distribution ensures even wear and performance
• Mandrel-mounted for quick compatibility with rotary tools
• Ideal for flat, curved, and intricate surface work
• Perfect for fine polishing, cleaning, and prep in tight areas
• Maximum operating speed: 15,000rpm