Busch Fig. 152 Flame Finishing Burs .80mm-2.30mm-Packs of 6 Flasks & Bases rub a known gold testing

rub a known gold testing needle or verified gold sample alongside the test item's streak

Poliluster sticks are also available individually and in 4

Installs between the tool’s dovetail mount and the anchor point

Solid felt construction — 1/2" thick for substantial contact and durability

Do not clean in an ultrasonic cleaner

Busch Fig. 152 Flame Finishing Burs .80mm-2.30mm-Packs of 6 Flasks & Bases rub a known gold testingBusch Fig. 152 Flame Finishing Burs are a trusted choice among professional jewelers who demand precision and consistency. Known as the European Fig. 48 and the USA Fig. 152, these flame profile finishing burs are crafted from tungsten vanadium steel to ultra high precision tolerancesthe hallmark of Busch quality. Available in six sizes ranging from 0. 80 mm to 2. 30 mm, these burs are well suited for detailed finishing work requiring controlled flame