Busch Fig. 231F/231FL/231FXL 2.3 mm x 0.20, 0.30 & 0.40mm Carbide Circular Cutters Durston Miniature silversmiths forming beak stake

Miniature silversmiths forming beak stake designed for jewelers and metalsmiths

Made from 100% recycled precious metals

Number of Holes 11 Hole Angle 17° Smallest Hole 4mm x 2

it does not factor into clarity grading

Busch Fig. 231F/231FL/231FXL 2.3 mm x 0.20, 0.30 & 0.40mm Carbide Circular Cutters Durston Miniature silversmiths forming beak stakeBusch Fig. 231F, 231FL, and 231FXL carbide circular cutters are precision tools designed for the second step of pav setting in hard metals. After drilling starter holes with a carbide twist drill, these circular cutters enlarge each hole to create a secure seat for the rondiste of the stone being set. The smallest 0. 40 mm diameter is especially suited for cutting in tight corner areas and fine refinishing work. Carbide burs offer the longest service