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Busch® Burs - 90° Hart, ISO #035
Fig. 156C, 3.35 mm are crafted from premium tungsten vanadium steel, Busch® Burs provide exceptional strength and long-lasting durability. Each bur is meticulously engineered to deliver smooth, precise cuts, making it an essential tool for jewelers who require consistent, professional results. Proudly manufactured in Germany, these burs are renowned for their superior quality and enduring sharpness—perfect for the most detailed jewelry work.
Featuring a 90° Hart angle, this bur is designed for fine tasks such as prong shaping, edge refinement, and delicate finishing across various metals. With a 3/32" (2.38 mm) shank diameter and a length of approximately 1-3/4" (44.5 mm), these burs are compatible with most standard rotary tools, ensuring versatility and ease of use. The 3.35 mm head diameter delivers high precision, striking the ideal balance between toughness and finesse.
For best results, use light pressure and apply a high-quality lubricant to reduce friction and maintain sharpness. Safe operating speeds are clearly marked on the packaging to ensure optimal performance and longevity. After each use, clean burs with a soft cloth and always wear protective eyewear for safety.
- Brand: Busch®
- Type: 90° Hart Bur
- ISO Number: #035
- Size (Head Diameter): 3.35 mm
- Figure: 156C
- Cut Type: Cross-cut
- Shape: Cylinder Square
- Shank Diameter: 3/32" (2.38 mm)
- Overall Length: Approximately 1-3/4" (44.5 mm)
- Quantity: Pack of 6
- Material: High-grade tungsten vanadium steel for superior durability and long-lasting sharpness
- Manufactured: Germany (Precision-engineered)
Additional Technical Details:
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Safe Operating Speed: Varies by bur size; clearly indicated on packaging
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Teeth: Uniformly spaced, precision-machined cross-cut teeth for smooth, accurate cutting and detailed carving
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Compatibility: Fits most standard rotary tools, flex shafts, and Dremel tools with 3/32" collet size
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Recommended Usage: Ideal for intricate jewelry tasks including prong shaping, edge refinement, gem setting, and delicate finishing
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Lubrication: Use with high-quality lubricant such as Busch Lube-Stik to reduce friction and prolong bur life
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Maintenance: Clean burs after each use with a soft cloth to maintain peak sharpness and performance How
to Use:
Attach the bur securely to a rotary tool, flex shaft, or Dremel. For
best performance, apply light pressure and use with a lubricant such as Busch
Lube-Stik to minimize friction and maintain sharpness.
Safety
Information:
Always wear eye protection when using Busch® Burs. After each use, clean
the burs with a soft cloth to preserve their sharpness and ensure long-lasting,
consistent performance.
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Features
- Premium Material: Made from durable tungsten vanadium steel alloy, ensuring superior hardness, resistance to wear, and long-lasting sharpness.
- Precision-Cut Teeth: Uniformly spaced, precision-machined cross-cut teeth deliver smooth, accurate cutting and reduce vibration for detailed jewelry work.
- 90° Hart Angle: Engineered for optimal control and access during intricate tasks like prong shaping, edge refinement, and delicate metal carving.
- Head Diameter: 3.35 mm, perfectly sized for detailed work on small to medium jewelry settings.
- Compatible Shank: Standard 3/32" (2.38 mm) shank diameter fits most rotary tools, flex shafts, and Dremel tools for universal compatibility.
- Optimal Length: Approximately 1-3/4" (44.5 mm) total length, providing excellent balance and ease of handling during precision work.
- Cut Type: Cross-cut design allows for even material removal, smooth finishes, and reduces clogging compared to single-cut burs.
- Shape: Cylinder square shape offers versatility for shaping flat surfaces and inside edges.
- Maximum Safe Speed: Specified on the packaging, enabling users to operate within safe RPM limits for optimal bur life and performance.
- Use With Lubricant: Recommended to use with Busch Lube-Stik or other quality lubricants to reduce heat buildup, friction, and extend tool life.
- Applications: Ideal for gem setting, shaping, polishing, prong work, and detailed metal finishing in jewelry making and metal smithing.
- Manufactured: Precision engineered in Germany, known worldwide for high standards in tool craftsmanship.
- Package Quantity: Comes in a pack of 6 burs to provide ample supply for ongoing projects or workshops.
- Maintenance: Easy to clean with a soft cloth after use to maintain sharpness and performance over time.
- Safety: Always wear protective eyewear and operate within recommended speeds to ensure user safety and tool longevity.
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