Busch Fig. 231F/231FL/231FXL 2.3 mm x 0.20, 0.30 & 0.40mm Carbide Circular Cutters Durston Works with the Otto Frei

Works with the Otto Frei Super Economy Rolling Mill and select Economy mill models

Made from 100% recycled precious metals

Machine-made to ultra-high precision tolerances — no chatter or drag

5mm to 14mm x 19

Busch Fig. 231F/231FL/231FXL 2.3 mm x 0.20, 0.30 & 0.40mm Carbide Circular Cutters Durston Works with the Otto FreiBusch 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