Busch 1772SS12 Fig 77B Concave Cup Bur Kit of 12 - 0.80mm to 1.90mm Smith Torch Smooth variable-speed control lets the

Smooth variable-speed control lets the handpiece feel precise and responsive as you grind

it delivers reliable precision across a wide range of weighing units — from grams and carats to pennyweights

Made in Italy by a manufacturer with over 40 years of experience

1 double-sided dapping block (80mm and 85mm cavities)

Busch 1772SS12 Fig 77B Concave Cup Bur Kit of 12 - 0.80mm to 1.90mm Smith Torch Smooth variable-speed control lets theBusch burs are the most trusted name in jewelers' burs, and the Busch 1772SS12 Fig. 77B Concave Cup Bur Kit of 12 delivers a carefully selected range of the most popular sizes in one convenient set. Cup burs are an essential tool for finishing the tips of prongs the number one application for cup burs in jewelry work and this kit makes it easy to have the right size on hand for a wide variety of settings and stone sizes. Concave refers to the