Busch 1772SS12 Fig 77B Concave Cup Bur Kit of 12 - 0.80mm to 1.90mm Grobet USA 633 mc2 Automatic Control Box

633 mc2 Automatic Control Box 147

Comfort and stability: Provides a consistent head-positioning reference point that can reduce neck and head fatigue during extended stone-setting and engraving sessions

Rated for a maximum speed of 40

6") Width × Thickness (at thickest point) 3

This combination delivers the refined balance and performance that professional jewelers expect from the Fretz name

Busch 1772SS12 Fig 77B Concave Cup Bur Kit of 12 - 0.80mm to 1.90mm Grobet USA 633 mc2 Automatic Control BoxBusch 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