Astro polishing brush red black bristle 75 x 4 mm. convergent

Specifications for jewellers’ polishing brush:

Diameter: 75 mm (ideal for bench-top polishing machines).

Width: 4 mm (narrow profile for maximum manoeuvrability).

Configuration: Convergent (greater flexibility at the ends).

Colour: Red body / Black bristles.

Specially designed for the jewellery workshop

Unlike standard brushes, its tapered shape allows you to work with complete control over reliefs, settings and internal channels. It is the perfect tool for pre-polishing and final polishing of rings, bracelets and pieces with complex geometries.

Recommendation for Use

For best results in jewellery, use with fine roughing or pre-polishing pastes. Thanks to its durability, it withstands the constant revolutions of professional polishing motors without premature deformation.