Busch & Co. · Collection

Model Trimming Burs for Plaster & Stone

Dental Lab Burs for Model Making are specialized rotary tools engineered to trim, shape, and refine dental casts, stone models, and 3D printed materials with precision and repeatability. Whether you are working in a high-volume production environment or a boutique dental laboratory, selecting the correct bur type is fundamental to achieving accurate, well-finished models.

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Since 1905 · ISO 13485 · Made in GermanyShips from the US
Model Trimming Burs for Plaster & Stone
371 instruments
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Guides & charts for this collection

Reference pages already linked from this collection, in one place.

Care guideDental Bur Reprocessing & Sterilization GuideChartDental Bur Speed ChartChartBur Comparison ChartGuideColor Coding & ISO GuideGlossaryGlossary

Which Model Making Lab Bur Do You Need?

Start with the material of the instrument, then open the matching sub-collection; the complete list of Busch numbers by instrument type follows further down the page.

Carbide burs and cutters6 items
Category What it covers
Dental Lab Carbide Bur Collection HP carbide burs and cutters: round, fissure, inverted cone, bud, flame, pear and more
Double Cut (Crosscut) Carbide Cutters carbide cutters in coarse to super-fine double-cut toothings
Carbide Flame Cutters for Dental Labs flame-shaped carbide cutters
Left-Handed Carbide Cutters left-hand cut carbide cutters
MIDI Carbide Burs compact MIDI carbide burs
SHORTIE Carbide Burs short-shank SHORTIE carbide burs
Steel burs2 items
Category What it covers
Dental Lab Steel Bur Collection HP steel burs, cutters, wheels and twist drills
Dental Lab Economy Steel Burs economy (non-carbide) steel burs
Diamond burs and discs4 items
Category What it covers
DiaTwister Lab Burs DiaTwister diamond burs
HP Dental Lab Diamond Burs HP diamond lab burs
Dental Lab Diamond Disc & Saw Burs diamond discs
911PS for Plaster Models the 911PS disc for plaster models

Materials and Construction

The main material technologies in Dental Lab Burs for Model Making are tungsten carbide, steel and diamond. Tungsten carbide burs deliver aggressive, clean cuts through plaster and acrylic materials, maintaining a sharp edge across extended use cycles. Steel burs, cutters and twist drills are an economical choice for plaster and acrylic work.

Diamond instruments, including the DiaTwister burs and diamond discs, are the choice when refining 3D printed resins, as their abrasive surface removes material gradually without generating the heat buildup or mechanical stress that can cause model deformation or cracking.

Choosing the Right Bur

Matching the correct Dental Lab Burs for Model Making to each substrate ensures longer tool life, reduced heat transfer, and superior surface quality. Carbide burs are best suited for harder gypsum products and acrylics, while diamond burs excel on softer, photopolymer-based prints. Grit selection, shank type, and geometry should all be considered relative to the handpiece or micromotor being used.

Find a Model Making Lab Bur by Busch Number

Every product currently in this collection, grouped by instrument type. Open a group and select a Busch number to see the full specification.

Carbide burs, saws and wheels (107)27 items
1 003 1 004 1 005 1 006
1 007 1 008 1 009 1 010
1 012 1 014 1 016 1 018
1 021 1 023 1 025 1 027
1SXM 010 1SXM 012 1SXM 014 1SXM 016
1SXM 018 1SXM 021 1SXM 023 2 006
2 007 2 008 2 009 2 010
2 012 2 014 2 016 2 018
2 023 3 012 21 008 21 009
21 010 21 012 21 014 21 016
21 018 21 021 21 023 21L 010
21L 012 21L 014 21R 010 21R 012
21R 014 23 008 23 009 23 010
23 012 23 014 23 016 23L 010
23L 012 23R 008 23R 010 23R 012
23R 014 23R 016 23R 018 31 008
31 009 31 010 31 012 31 014
31 016 31 018 31 021 31 023
31L 010 31L 012 31R 009 31R 010
31R 012 31R 014 31R 016 31R 018
33 008 33 009 33 010 33 012
33 014 33 016 33 018 33 021
33 023 33L 010 33L 012 33L 016
33R 010 33R 012 33R 014 33R 016
33R 018 424GX 060 424GX 080 425GX 060
425GXA 060 425SG 060 426GX 060 429GX 045
429GX 060 429GX 070 429GXA 060
Carbide cutters (82)21 items
421 031 421 040 421 050 421X 027
421X 031 421X 040 421X 050 421X 060
423FX 060 423X 060 424 040 424 060
424FX 040 424FX 060 424G 080 424SGX 060
424SGX 080 424X 040 424X 060 424X 070
424X 080 425 040 425 060 425FX 040
425FX 060 HP 425FX 060 HP 425G 060 425SGX 060
425SGXA 060 425X 040 425X 060 HP 425X 060 HP
425X 070 426 023 426 060 426FX 023
426FX 060 426SGX 060 426X 023 426X 060
427 060 427FX 029 427FX 060 427X 029
427X 060 428 060 428FX 023 428FX 060
428X 023 428X 060 429 031 429 045
429 060 429FX 031 429FX 040 429FX 045 HP
429FX 045 HP 429FX 060 HP 429FX 060 HP 429G 045
429SGX 045 429SGX 060 429SGX 070 429SGXA 060
429SGXA 070 429X 031 429X 040 429X 045 HP
429X 045 HP 429X 060 HP 429X 060 HP 431FX 023
431X 023 432 023 432FX 023 432X 023
433 023 433 060 433FX 023 433X 023
433X 060 515 023
MIDI carbide burs (18)5 items
M 426FFX 016 M 426FFX 023 M 426FX 016 M 426FX 023
M 426X 016 M 426X 023 M 428FFX 016 M 428FFX 023
M 428FX 016 M 428FX 023 M 428X 016 M 428X 023
M 433FFX 016 M 433FFX 023 M 433FX 016 M 433FX 023
M 433X 016 M 433X 023
SHORTIE carbide burs (32)8 items
S 420FX 018 S 421FX 010 S 421FX 014 S 421FX 023
S 421X 014 S 421X 023 S 422FX 014 S 422FX 023
S 422X 014 S 422X 023 S 423FX 014 S 423FX 023
S 423X 014 S 423X 023 S 426FX 014 S 426FX 023
S 426X 014 S 426X 023 S 427FX 023 S 427X 023
S 428FX 023 S 428X 023 S 430FX 023 S 430X 023
S 431FX 014 S 431FX 023 S 431X 014 S 431X 023
S 433FX 014 S 433FX 023 S 433X 014 S 433X 023
Steel burs, cutters and twist drills (118)30 items
1 005 1 006 1 007 1 008
1 009 1 010 1 012 1 014
1 016 1 018 1 021 1 023
1 025 1 027 1 029 1 031
1 033 1 035 1 037 1 040
1 042 1 045 1 047 1 050
2 006 2 007 2 008 2 009
2 010 2 012 2 014 2 016
2 018 2 021 2 023 3 006
3 007 3 008 3 009 3 010
3 012 3 014 3 016 3 018
3 021 3 023 3 025 3 027
3 029 3 050 36 006 36 007
36 008 36 009 36 010 36 012
36 014 36 016 36 018 36 021
36 023 36 025 36 027 36 029
36 031 38 005 38 006 38 007
38 008 38 009 38 010 38 012
38 014 38 016 38 018 38 021
38 023 38 025 38 027 38 029
38 031 71 050 71 060 71 070
71 080 72 050 72 060 72 070
72 080 75 050 75 060 75 070
75 080 77 060 77 070 78 050
78 070 79 045 79 055 203 005
203 006 203 007 203 008 203 009
203 010 203 011 203 012 203 013
203 014 203 015 203 016 203 017
203 018 203 019 203 020 203 021
203 022 203 023
Diamond burs (2)1 items
5405 090 5405 115
DiaTwister burs (10)3 items
DT4854R 100 DT4854R 120 DT4880 085 DT4880 100
DT4880 120 DT5854R 095 DT5854R 115 DT5880 080
DT5880 095 DT5880 115
Diamond discs (2)1 items
911PS 300 911S 220

Clinical Use

These HP carbide, steel and diamond instruments are used in the laboratory to trim, shape and detail plaster and stone models, acrylic bases and trays, and 3D printed resin models. The existing list of applications follows.

Typical applications

  • Trimming and contouring plaster and stone dental casts
  • Shaping acrylic model bases and trays
  • Refining and detailing 3D printed resin models
  • Removing excess material from die stone preparations
  • Surface finishing prior to articulation or scanning

Care and Reconditioning

Clean, disinfect and sterilize the burs, abrasives and polishers between uses following the manufacturer instructions, and replace an instrument once it loses cutting or polishing performance or shows damage. Our Dental Bur Reprocessing & Sterilization Guide covers the workflow for Busch rotary instruments; maximum speeds are in the Dental Bur Speed Chart.

Compare With

Related Busch collections: Dental Lab Burs for Model Casting, Dental Lab Burs for Plastics Technology, Dental Lab Carbide Bur Collection, Dental Lab Steel Bur Collection, and Busch Dental Lab Bur Collection.

Reference resources: Bur Comparison Chart · Speed Chart · Color Coding & ISO Guide · Glossary

Dental Instruments, Tools, Burs, Diamonds and Polishers Made In Germany

FAQ

What is the difference between carbide and diamond burs for model making?

Carbide burs cut through hard materials such as plaster and acrylic efficiently, whereas diamond burs abrade softer materials like 3D printed resins without excessive heat generation.

Can these burs be used with any dental handpiece?

Compatibility depends on shank type and size; always verify the shank specification against your handpiece or micromotor before use.

Is this part of a larger dental lab bur range?

Yes — see the full Busch Dental Lab Bur Collection for carbide, steel, and diamond options alongside these model-making burs.

Expert Help
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60-day returns
Busch products: 60 days, unopened and unused.
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Warranty
Coverage differs by instrument line; the warranty page lists each one.
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Made in Germany, shipped from the US
Busch & Co. has been making burs in Germany since 1905, under ISO 13485.
More from Busch & Co.
Busch Lab Burs: Complete Laboratory Range 855 products All categoriesShop Busch Burs by Category

  • Fast & Secure Shipping

    Fast and secure delivery from Germany and our US warehouse to your door.

  • Manufactured in Germany

    Crafted by skilled professionals in Germany for unmatched longevity.

  • Trusted by Experts

    Preferred and trusted by dental professionals across the globe.

  • Legacy of Excellence

    A tradition of innovation and craftsmanship since 1905 (Busch) and 1921 (Zepf).

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