Micro Brushes 81 AB AY AD

Microbrushes 
Deburring, cleaning, finishing

Stainless Steel Wire & Shank

Microbrushes 81 A/B-AY-AD  Brush Research Manufacturing (BRM)
Deburring, cleaning, finishing. Stainless steel wire and shank or abrasive nylon wire.
Single spiral protruding shank, for through holes.