Busch Shorties Carbide Round Bur | Busch No. S 421X 014 – HP | Pack of 2
The carbide cutter shortie round medium double cut from Busch & Co. GmbH is a precision-engineered rotary tool designed for demanding material removal tasks across multiple professional disciplines. This shortie-format bur combines a round head geometry with a medium double cut pattern, delivering controlled, efficient cutting with reduced vibration and consistent surface results.
Part of our Double Cut Burs: Busch Crosscut Carbide Cutter Collection — browse all 142 shapes, cuts and sizes.
Product Specifications
- Type: Carbide Cutter, Round
- Cut: Medium Double Cut
- Format: Shortie (HP shank)
- ISO Classification: 500 104 001 190 014
- Pack Quantity: Pack of 2
Key Benefits
The carbide cutter shortie round medium double cut design offers excellent chip clearance and reduces clogging during extended use. The shortie length provides enhanced rigidity and improved access in confined workspaces, making it the preferred choice for technicians who require precision and repeatability. Manufactured in Germany to exacting standards, each bur delivers reliable performance across repeated applications.
Applications
The carbide cutter shortie round medium double cut is well-suited for the following dental laboratory applications:
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Crown and Bridge Technology — Shaping, trimming and finishing of crown and bridge frameworks in the laboratory. |
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Plastics Technology — Shaping, trimming and finishing of acrylic dentures and appliances. |
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Model Making — Trimming and detailing of plaster and stone models. |
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Model Casting Technique — Finishing and adjustment of cast metal frameworks. |
Why Choose This Bur?
Whether you are working in dental prosthetics, model casting, or plastics fabrication, the carbide cutter shortie round medium double cut offers the versatility and cutting performance professionals rely on. Its medium double cut flute pattern ensures smooth stock removal while maintaining surface integrity on a wide range of materials.
Instrument Dimensions
| Head Ø | 1.4 mm (ISO size 014) |
|---|---|
| Shank | HP (Straight Handpiece) — 2.35 mm Ø, 44.5 mm overall length (ISO 104) |
Per ISO 6360, the size number is the maximum head diameter in tenths of a millimeter. See our Busch Bur Size Chart for the full size conversion table, shank codes, and color ring guide.
Busch Warranty & 60-Day Returns
This Busch instrument is guaranteed against manufacturing and workmanship defects — we'll repair or replace it under normal professional use. Unused, unopened product in its original packaging can also be returned or exchanged within 60 days of delivery. Full terms are on our Warranty page and Returns page.
FAQ
What shank type does this bur use?
This bur features an HP (handpiece) shank, compatible with standard straight handpieces used in dental and technical laboratories.
How many burs are included?
Each order includes a pack of 2 carbide cutter shortie round medium double cut burs.
What is the ISO classification?
The ISO classification for this bur is 500 104 001 190 014.
