What is the smallest diameter available for micro brushes?

BRM miniature brushes are available from 1 mm diameter. Ideal for cleaning burrs in very small intersecting holes.

What is the difference between 81 Series and 85 Series?

81 Series abrasive nylon brushes are used for burr removal and surface defect removal in through-hole applications. 85 Series twisted wire brushes are ideal for blind hole applications, thread cleaning and light surface cleaning.

Can these brushes be used on a CNC machine?

Yes. BRM miniature brushes can be used on CNC machining centers, drill presses and hand drills. By incorporating them into CNC machine cycles, the need for additional operations is eliminated.

BRM Mini

Miniature Deburring Brushes

Clean burrs from intersecting holes, remove surface defects and clean threads from 1 mm diameter. BRM American-made miniature brushes.

Miniature brushes from 1 mm diameter
Abrasive nylon (81 Series) and twisted wire (85 Series)
Cross-hole, blind hole and thread cleaning
BRM — American made, world standard
CNC machine and hand drill compatible

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81 Series

Abrasive Nylon Brushes (81 Series)

Ideal brushes for cleaning burrs from intersecting holes and removing surface defects. Our miniature deburring brushes remove bore defects and prepare hole surfaces, improving your product quality and reliability. Made from nylon containing abrasive for extra cutting force and cleaning performance.

Cleaning burrs from intersecting holes
Bore cleaning
Removing small surface defects
Through-hole applications

85 Series

Twisted Wire Brushes (85 Series)

85 Series twisted wire brushes are specifically designed for blind hole applications and thread cleaning. For holes larger than 4 mm, Flex-Hone tools provide faster and more effective deburring; 85 Series is preferred for small diameters and thread cleaning.