Busch 1772SS12 Fig 77B Concave Cup Bur Kit of 12 - 0.80mm to 1.90mm confirm-230v Mandrel expands on the downstroke

Mandrel expands on the downstroke of the handle for controlled stretching

Calibrated True Size Aluminum Ring Stick

Handle crafted from African Padauk (a type of Rosewood) for a smooth

414 – Half-Round/Flat Nose Pliers

low-profile bezel wall suitable for shallow to medium-depth stones

Busch 1772SS12 Fig 77B Concave Cup Bur Kit of 12 - 0.80mm to 1.90mm confirm-230v Mandrel expands on the downstrokeBusch 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