Busch Fig. 446 Shallow-Hart 70 Degree Burs 1.00mm-3.70mm Bur Size:2.30mm and assembly tasks at the

and assembly tasks at the bench

all-flat powered rolling mill delivering professional Durston performance at a more accessible price point

making it ideal for the larger burs and accessories commonly used in woodcarving

Center Stone Size 6mm round Approximate Stone Weight 3/4 ct (in diamond weights) Prong Count 4 Ring Size Range 6–6-1/4 (standard USA) Construction Die struck Finish Highly polished 14K White Gold Alloy Nickel-based

Busch Fig. 446 Shallow-Hart 70 Degree Burs 1.00mm-3.70mm Bur Size:2.30mm and assembly tasks at theBusch Fig. 446 Shallow Hart 70 Degree Burs are precision ground cutting tools engineered for professional jewelers who demand consistent, reliable performance. Available in 14 sizes ranging from 1. 00mm to 3. 70mm, these burs feature a shallow hart profile at a 70 degree angle ideal for seat cutting and setting work requiring a controlled, shallow geometry. Crafted from tungsten vanadium steel to ultra high precision tolerances, Busch burs are