Busch Fig 4205S 2 Groove Short Carbide Twist Drill on 3/32" Shanks .70mm-1.00mm - Kit of 4 Engraving & Stonesetting convex/concave

convex/concave

27×27mm Maximum Material Thickness 20 gauge Compatible Metals Gold

Handle crafted from Padauk rosewood for a smooth

Sturdy construction suited for a lifetime of use on non-ferrous metals

decimal inches

Busch Fig 4205S 2 Groove Short Carbide Twist Drill on 3/32" Shanks .70mm-1.00mm - Kit of 4 Engraving & Stonesetting convex/concaveRecommended for Pav Work on Hard Metals These Busch Fig 4205S short carbide twist drills are engineered for one precise application: drilling accurate holes in hard metals for pav diamond setting. The short length is intentional pav holes are relatively shallow, and longer drills are prone to breaking under torsional stress. The 2 groove design actively expels material from the hole during drilling, extending drill life and maintaining accuracy.