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The Busch® Inverted Cone Single-Cut Burs, ISO #033, are expertly designed to meet the demanding standards of professional jewelers and metalworkers. Made from premium tungsten vanadium steel, these burs combine exceptional durability with sharp precision, allowing for controlled metal removal, detailed seat cutting, and smooth surface finishing.
The unique inverted cone shape is perfect for crafting flat-bottomed undercuts, tapered slots, and initiating seats in irregularly shaped bezels. Each bur is precision-machined to ensure consistent, even cuts every time, giving you the accuracy and reliability needed for intricate jewelry and metalwork projects.
Featuring a standard 3/32" (2.38mm) shank diameter and an overall length of approximately 1-3/4" (44.5mm), these burs are compatible with most rotary tools such as flex shafts and Dremel handpieces. This pack contains six burs, providing an ample supply to keep your workflow seamless and efficient.
Proudly manufactured in Germany, Busch® burs are recognized worldwide for their superior quality and craftsmanship.
Brand: Busch®
Material: Tungsten Vanadium Steel
Shape: Inverted Cone
Cut Type: Single-Cut
ISO Standard: #033
Shank Size: 3/32" (2.38mm)
Head Diameter: 3.30mm
Head Length: 0.1299”
Total Length: 1-3/4" (44.5mm)
Country of Origin: Germany
Quantity: 1/2 Dozen (6 burs)
About this Item:
Busch® burs are crafted from premium tungsten vanadium steel, known for superior durability and exceptional cutting performance. The teeth are precision-machined and evenly spaced to deliver smooth, consistent, and efficient cutting and finishing results. Designed to be used at low speeds, these burs help reduce heat buildup, preserving both tool and workpiece integrity.
How to Use:
Secure the bur firmly into a compatible rotary tool such as a flex shaft or Dremel. For best results, operate at low to moderate speeds with light pressure. Apply a lubricant like Busch Lube-Stik to minimize friction and prolong the lifespan of the bur.
Safety Information:
Always wear appropriate eye protection during use to safeguard against flying debris. After each session, clean the burs with a soft cloth and mild soap to maintain their sharpness and extend durability.
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Features
High-Quality Tungsten Vanadium Steel: Engineered for exceptional durability and long-lasting sharpness, ensuring smooth and precise cutting performance.
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Inverted Cone Design: Ideal for creating detailed seat cuts, cleaning settings, and controlled metal removal in tight or irregular spaces.
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Precision Machined Teeth: Evenly spaced single-cut teeth deliver consistent, accurate cuts and superior surface finishes across a variety of materials.
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ISO #033 Standard: Specifically designed to meet professional-grade requirements for jewelry making and intricate metalworking tasks.
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Standard 3/32” Shank Size: Compatible with most rotary tools, including flex shafts, Dremels, and similar handheld devices for versatile use.
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Pack of 6 Burs: Provides an ample supply to support continuous workflow, making it ideal for professional workshops or hobbyists with multiple projects.
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Low-Speed Operation Friendly: Optimized for use at low to moderate speeds to reduce heat buildup and extend bur life.
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Made in Germany: Manufactured with precision and quality craftsmanship, ensuring reliability and superior performance every time.
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