Pack-12 Supra MK 5/8" Soft Natural Bristle Brushes-Unmounted With 1/8" Hole Chasing & Stamping The M-133A works in combination

The M-133A works in combination with the M-133B to complete the fluting process on concave surfaces

Wire gauge varies across sizes

they are constructed of aluminum and include 2 interchangeable bushings that increase the diameter of the center bending rod

This tapered geometry provides improved access in tight spaces and greater precision at the cutting point

while the practical drill depth scale with adjustable limit stop keeps every operation consistent

Pack-12 Supra MK 5/8" Soft Natural Bristle Brushes-Unmounted With 1/8" Hole Chasing & Stamping The M-133A works in combinationSupra MK 5 8" Soft Natural Bristle Brushes are premium unmounted miniature brushes designed for professional jewelers and metalsmiths who demand consistent, reliable performance in fine finishing work. These brushes are made in the USA with solid steel ring construction, ensuring long lasting durability through repeated use. Brush filaments are permanently anchored in the solid steel ring and uniformly distributed for even, predictable wear across the