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Busch® Round Burs – Fig. 1 – 1.70 mm (ISO #017) deliver professional-grade precision and durability for jewelers, metalsmiths, and artisans who demand reliable performance in fine detailing work. Crafted from premium tungsten vanadium steel, these burs are engineered to maintain sharpness and strength through frequent use.
The precision-machined cutting edges ensure smooth, accurate results on every pass, making these burs ideal for a variety of intricate applications such as engraving, stone setting, drilling, texturing, and deburring. Their round shape is designed for easy access to tight spaces and optimal control during delicate operations.
With a 3/32" shank (2.35 mm) and an approximate length of 1-3/4", these burs are compatible with most rotary tools, including flex shafts, micromotors, and Dremels, making them an essential addition to any jeweler’s toolkit.
To improve performance and extend tool life, use with a suitable lubricant like Busch Lube-Stik, which helps reduce friction and heat buildup.
Each pack contains 6 precision burs, proudly made in Germany, and trusted worldwide for their wear resistance, balance, and superior craftsmanship.
Brand: Busch®
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Shape: Round, Fig. 1
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Diameter: 1.70 mm
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ISO Classification: ISO #017
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Material: Premium Tungsten Vanadium Steel – hardened for long-lasting performance and minimal wear
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Shank Size: 3/32" (2.35 mm) – standard size for most rotary tools
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Length: Approx. 1-3/4" (44.5 mm)
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Quantity: 6 burs per pack
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Maximum Safe Speed: Refer to manufacturer guidelines on the packaging; varies by material and application
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Lubrication: Strongly recommended – use Lube-Stik or similar for better cutting results and tool longevity
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Country of Manufacture: Germany – known for precision engineering and manufacturing excellence
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Tool Compatibility: Compatible with rotary tools such as flex shafts, micromotors, Dremels, and pendant drills
Applications
Ideal for professional jewelers, watchmakers, dental technicians, and metalsmiths for:
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Engraving fine details on jewelry, tools, or soft metals
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Stone setting and prong clean-up
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Texturing and shaping surfaces for design or prep
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Deburring cast pieces or components
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Drilling small, precise holes in metal or wax
Compatible with a wide variety of metals including gold, silver, platinum, copper, brass, and some non-ferrous alloys.
About this Item
The Busch® Round Bur – 1.70 mm (ISO #017) is meticulously crafted to offer superior control, clean cutting action, and exceptional durability. Whether you're working on a delicate stone setting or refining cast jewelry components, these burs deliver the precision and consistency required by industry professionals.
Each bur is precision-machined with fine, uniform teeth, allowing for smooth cuts with minimal chatter and excellent performance at both high and low speeds.
How to Use
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Insert the bur into your rotary tool’s collet or chuck and tighten securely.
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Select the appropriate speed for your material (consult packaging or manufacturer guidance).
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Apply gentle, consistent pressure — avoid forcing the tool.
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Use a lubricant like Busch Lube-Stik to minimize heat and wear.
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After use, clean the burs with mild soap and water; dry thoroughly.
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Store in a dry, protected environment to maintain sharpness and integrity.
Safety Information
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Always wear protective eyewear and a dust mask when operating rotary tools.
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Work in a well-ventilated area and secure your workpiece to prevent slippage.
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Do not exceed recommended RPMs — doing so can damage the bur or workpiece.
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Keep burs away from children and store them in their original container.
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Features
Premium Material: Manufactured from high-grade tungsten vanadium steel for outstanding durability, edge retention, and heat resistance.
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Precision-Cut Teeth: Engineered for smooth, vibration-free cuts, allowing for highly accurate detailing without damaging your workpiece.
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Versatile Round Shape: Ideal for engraving, stone setting, shaping, texturing, drilling, and deburring across various metals and materials.
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Optimized for Tight Spaces: The rounded profile provides excellent maneuverability for accessing small, recessed, or delicate areas.
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Standard Size Compatibility: Features a 3/32" (2.35 mm) shank and approx. 1-3/4" length, compatible with most rotary tools, flex shafts, micromotors, and Dremels.
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Lubricant Recommended: Use with Busch Lube-Stik or similar to reduce wear, prevent overheating, and extend tool lifespan.
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Cost-Effective Set: Includes 6 professional-quality burs, offering both value and convenience for bench jewelers and hobbyists.
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Made in Germany: Crafted to exacting German standards, ensuring long-lasting performance, consistent quality, and superior wear resistance.
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Multi-Material Use: Suitable for use on gold, silver, platinum, brass, copper, and other soft to medium-hard metals.
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Trusted by Professionals: Busch is a leading brand trusted by jewelers, dental technicians, watchmakers, and precision craftsmen worldwide.
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