Swiss Fig. 77B Cup Burs 4.00mm-10.00mm Bur Size:8.50mm Supports 2" and smaller grinding

Supports 2" and smaller grinding

or watchmaker who depends on consistent rotary tool performance

The nozzle is double sealed to minimize wax leakage

Simply take your empty tank to any local air-gas supply company to have it filled

Swiss Fig. 77B Cup Burs 4.00mm-10.00mm Bur Size:8.50mm Supports 2" and smaller grindingSwiss Fig. 77B cup burs are designed for rounding, shaping, and smoothing metal edges and prongs with precision control. The cup shaped cutting head allows you to refine contours and create clean, uniform finishes in precious metals with balanced, consistent performance. Features Fig. 77B cup bur profile for rounding and smoothing prongs and edges Manufactured from tungsten vanadium steel for strength and durability Precision made to tight tolerances