The High Speed Steel Ball Burs Size 14 (3.5mm) Round is a high-precision cutting tool engineered for professional jewelers requiring accurate, clean, and efficient metal removal. Manufactured from premium high-speed steel (HSS), this bur delivers outstanding durability, long-lasting sharpness, and stable performance during demanding jewelry applications.
With its 3.5mm large round head, this bur is ideal for creating smooth, rounded cavities, enlarging openings, shaping bezel interiors, and refining large stone-seat areas. Its expanded cutting diameter allows controlled material removal while maintaining surface smoothness—essential for high-quality stone settings and advanced jewelry fabrication.
The spiral-cut flutes enhance chip clearance, reduce heat buildup, and support a smooth cutting action even at high rotational speeds. This ensures consistent precision, reduced metal distortion, and cleaner finishing, especially when working on gold, silver, platinum, brass, and similar jewelry alloys.
Equipped with a standard 3/32" (2.35mm) shank, this Size 14 ball bur fits all professional flex shafts, micromotors, and rotary handpieces used in jewelry workshops. Its hardened HSS composition maintains edge integrity through repeated use, making it a dependable choice for jewelers who need a durable, efficient, and high-performance bur for daily bench operations.
The High Speed Steel Ball Burs Size 14 (3.5mm) Round delivers precise shaping, excellent control, and superior longevity—an essential tool for professionals focused on producing high-quality, polished results in fine jewelry manufacturing.
Key Benefits
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3.5mm precision round head ideal for smooth cavity shaping
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High-speed steel construction ensures long-lasting sharpness
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Smooth cutting performance with minimal heat
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Perfect for bezel work, stone-seat preparation, and metal shaping
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Consistent results for professional jewelers