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Crafted in Germany from premium tungsten vanadium steel, Busch® 90° Hart Burs are engineered for precision, durability, and smooth cutting performance. The 0.90mm size is perfect for fine detail work, offering jewelers the control and finesse required for intricate tasks.
The 90° Hart angle design excels in shaping prongs, refining edges, and adding delicate finishes across various metals. With a standard 3/32" (2.38mm) shank and 1-3/4" (44.5mm) length, these burs are compatible with most rotary tools.
Key Features:
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High-Quality Steel: Tungsten vanadium for long-lasting sharpness and strength
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Precision Design: Ideal for prong work, fine detailing, and edge refinement
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Standard Fit: 3/32" shank fits most rotary handpieces
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German-Made: Trusted quality and consistency
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Size: 0.90mm (ISO #009), Fig. 156C
Usage Tips:
Apply light pressure and use a quality lubricant to minimize friction and extend tool life. Always clean burs with a soft cloth after use and follow the manufacturer’s recommended speeds. Wear protective eyewear during operation for safety.
- Brand: Busch®
- Type: 90° Hart Bur
- ISO Number: #009
- Figure: 156C
- Cut Type: Cross-Cut
- Shape: Cylinder Square
- Size: 0.90mm
- Shank Diameter: 3/32" (2.38mm)
- Length: Approx. 1-3/4" (44.5mm)
- Material: Tungsten vanadium steel
- Quantity: Pack of 6
Additional Information:Busch® Burs are known in the jewelry industry for their exceptional quality and precision. With uniformly spaced, precision-machined teeth, these burs offer smooth, accurate cuts for detailed shaping and carving. Maximum safe speed varies by bur size and is indicated on the box. Use with a lubricant to extend tool life and optimize results. How to Use:
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Secure the bur into your rotary tool, flex shaft, or Dremel.
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Apply light pressure while working for smooth, controlled cuts.
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Use with a high-quality lubricant such as Busch Lube-Stik to minimize friction and heat.
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Clean with a soft cloth after each use to maintain sharpness.
Safety Information:
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Always wear protective eyewear during use.
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Follow manufacturer-recommended speeds, which are indicated on the packaging.
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Store in a dry, secure place to prevent damage or dulling.
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Features
Premium Material: Made from high-quality tungsten vanadium steel for exceptional strength, durability, and long-lasting performance.
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Precision-Cut Teeth: Uniformly spaced, machine-ground teeth ensure smooth, accurate cuts with minimal chatter or skipping.
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90° Hart Angle: Specifically designed for optimal control in delicate tasks such as prong shaping, edge refinement, and precision detailing.
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Cross-Cut Design: Enhances cutting efficiency while reducing heat buildup for clean, even results across various metals and materials.
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Head Diameter – 0.90mm (ISO #009): Perfect for fine, detailed work in tight or small settings—ideal for gem setting and precision carving.
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Compatible Shank – 3/32" (2.38mm): Fits standard rotary tools, including flex shafts and Dremels, for versatile workshop use.
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Optimal Length – Approx. 1-3/4" (44.5mm): Offers ideal balance of reach and control, making it easy to maneuver during intricate tasks.
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Versatile Applications: Suitable for shaping, engraving, texturing, gem setting, and fine finishing in jewelry and metalwork.
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German Engineering: Expertly crafted in Germany to strict quality standards, ensuring consistent performance and reliability.
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Pack Quantity – 6 Burs: Convenient multi-pack ensures you have replacements ready for ongoing projects or studio use.
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