Swiss Fig. 77B Cup Burs .90mm-3.50mm Durston Combination of machine cutting and

Combination of machine cutting and hand craftsmanship

powered by Badeco RS2000 micromotor Stroke Length 1mm Speed Range 500–5000 strokes per minute Length 145mm (5-3/4") when attached to Badeco RS2000 micromotor Weight 75 grams Sound Level 30 decibels Maintenance No oiling required What's Included

AV) Maximum Speed 3

Hood adapters (2-1/2" / 64mm) fit most dust collection system hoses

This key improvement significantly reduces the corner tearing that was a known issue with earlier versions of the rubber hand guards

Swiss Fig. 77B Cup Burs .90mm-3.50mm Durston Combination of machine cutting andSwiss Fig. 77B Cup Burs are crafted from tungsten vanadium steel by Dentsply Maillefer of Switzerland, one of the most trusted names in precision bur manufacturing. These cup burs are a perennial favorite among professional jewelers, offering consistent performance and reliable quality at an excellent valuemaking them the most popular burs carried by Otto Frei. Available in 14 sizes ranging from 0. 90mm to 3. 50mm, they are sold in multiples of 6.