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Busch® Round Burs - Fig. 1 - 1.45 mm (ISO #0145) offer outstanding precision, strength, and control for detailed metalworking and jewelry applications. Expertly manufactured from premium tungsten vanadium steel, these burs provide exceptional durability, retaining their sharpness and performance over extended use in tasks like engraving, stone setting, deburring, and metal shaping.
Each bur features precision-machined cutting teeth designed to deliver smooth, clean, and accurate cuts, minimizing chatter and ensuring a professional finish. The round shape allows for versatile use, especially in tight or intricate areas, making them perfect for fine detail work. Whether you're a professional jeweler or a hobbyist, these burs are an essential tool for working with gold, silver, platinum, brass, and other metals.
With a standard 3/32" (2.35 mm) shank and an approximate 1-3/4" (44.5 mm) length, they are fully compatible with most rotary tools, including flex shafts, micromotors, and Dremel-style handpieces, providing a secure fit and precise control.
To optimize performance and extend tool life, it is recommended to use a high-quality lubricant such as Busch Lube-Stik, which reduces friction, prevents overheating, and enhances cutting efficiency.
Each pack contains 6 high-performance burs, made in Germany, renowned for engineering precision, craftsmanship, and outstanding wear resistance—making them a reliable choice for any jeweler's bench.
Brand: Busch®
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Shape: Round (Fig. 1)
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Diameter: 1.45 mm
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Material: Premium Tungsten Vanadium Steel
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Shank Size: 3/32" (2.35 mm) – Fits standard rotary tools
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Length: Approx. 1-3/4" (44.5 mm)
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Quantity: Pack of 6 burs
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Maximum Safe Speed: Refer to packaging for specific RPM details
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Lubrication: Recommended for optimal cutting performance and tool longevity
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ISO Classification: #0145
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Applications: Ideal for engraving, drilling, deburring, stone setting, and texturing jewelry
About this Item
Busch® burs are expertly manufactured in Germany from high-quality tungsten vanadium steel, delivering exceptional performance and durability. The precision-machined cutting edges ensure smooth, consistent cuts with minimal vibration, making them perfect for detailed jewelry work and metal shaping.
The 1.45 mm round bur is ideal for accessing tight spaces, performing delicate engraving, and working with various metals including gold, silver, platinum, and brass. Trusted by both professional jewelers and dedicated hobbyists, these burs offer long-lasting sharpness and reliability, even at low operating speeds.
How to Use
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Secure the bur in your rotary tool’s collet or chuck.
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Apply light, consistent pressure during cutting for optimal results.
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Use a cutting lubricant like Busch Lube-Stik to minimize heat and wear.
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Clean the bur after use with a soft cloth and mild soap to preserve sharpness and prevent corrosion.
Safety Information
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Always wear protective eyewear during use.
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Avoid excessive pressure and high RPMs that may overheat the tool.
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Store burs in a dry environment to prevent rust.
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Keep out of reach of children and follow all manufacturer safety guidelines.
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Features
Premium Material: Made from tungsten vanadium steel for exceptional strength, sharpness retention, and long-term durability.
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Precision-Cut Teeth: Delivers smooth, accurate cuts with minimal vibration, ensuring a clean and professional finish every time.
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Versatile Design: Ideal for engraving, deburring, stone setting, drilling, and shaping jewelry pieces—perfect for both intricate detail and general metalwork.
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Standard Size: Measures approximately 1-3/4" in length with a 3/32" (2.35 mm) shank, fitting most rotary tools, including Dremels, flex shafts, and micromotors.
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Lubricant Recommended: Use with a quality lubricant such as Busch Lube-Stik to reduce friction, prevent overheating, and extend tool life.
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Pack of 6: Excellent value—includes six high-precision burs to keep your workspace stocked and ready for any project.
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Made in Germany: Engineered with German precision and craftsmanship, offering exceptional wear resistance and reliability for professional use.
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