- 【HIGH QUALITY 】Carbide burr bits are made of high quality heat- treated tungsten carbide whose hardness can reach to HRC70 with long service life and lasting durability.
- Head Sizes: 6-25mm,Shank size:3mm/6mm/6.35mm
- 【WIDELY APPLICATION】Used for deburring, finishing, shaping and enlarging holes, removing welds,surface cleaning and smoothing castings. Widely used for wood metal drilling,engraving,carving.
- Service: OEM & ODM
BESKRIUWING
A0420M03 Cylindrical Tungsten Carbide Burr – High-Performance Rotary File
Product Overview
The A0420M03 is a professional-grade cylindrical carbide burr designed for high-speed metal removal and precision finishing. Crafted from premium tungsten carbide, this rotary file offers exceptional hardness and heat resistance, making it the ideal choice for heavy-duty industrial applications.
Technical Specifications
Feature | Specification |
Model Number | A0420M03 |
Shape | Shape A (Cylindrical without end cut) |
Head Diameter | 4 mm |
Flute Length | 20 mm |
Shank Diameter | 3 mm (M03 Series) |
Material | Premium Tungsten Carbide |
Cut Type | Double Cut (Cross-cut) / Single Cut |




Features
Superior Durability: Manufactured from high-density tungsten carbide for a longer lifespan compared to HSS tools.
Precision Double Cut: The cross-cut design reduces chip size, provides better operator control, and ensures a smoother surface finish.
Heat Resistance: Maintains sharpness even at high operating temperatures during prolonged use on hard metals.
Versatile Compatibility: Fits most pneumatic rotary tools and electric die grinders with a 3mm collet.
Applications
The A0420M03 is engineered for versatility across multiple industries, including automotive, aerospace, and metal fabrication.
Material Compatibility: Hardened Steel, Stainless Steel, Cast Iron, Titanium, and Nickel alloys.
Common Tasks: Deburring, contouring, edge breaking, weld leveling, and mold cleaning.
| Model NO. | Shape | Cutting Edge Dia A mm | Cutting length B mm | Shank Dia mm | Shank Length mm | Whole length mm |
| A0613-MX-03-38R | A | 6 | 13 | 3 | 38 | 51 |
| A0616-MX-06-45 | A | 6 | 16 | 6 | 45 | 61 |
| A0820-MX-06-45R | A | 8 | 20 | 6 | 45 | 65 |
| A1020-MX-06-45R | A | 10 | 20 | 6 | 45 | 65 |
| A1225-MX-06-45R | A | 12 | 25 | 6 | 45 | 70 |
| A1425-MX-06-45R | A | 14 | 25 | 6 | 45 | 70 |
| A1625-MX-06-45R | A | 16 | 25 | 6 | 45 | 70 |
| A1825-MX-06-45R | A | 18 | 25 | 6 | 45 | 70 |
| A2025-MX-06-45R | A | 20 | 25 | 6 | 45 | 70 |
| A2525-MX-06-45R | A | 25 | 25 | 6 | 45 | 70 |





FAQ
1) Wannear kin ik de priis krije?
Wy sitearje normaal binnen 24 oeren nei't wy jo fraach krije. As jo heul driuwend binne om de priis te krijen, belje ús dan asjebleaft of fertel ús yn jo e-post, sadat wy jo ûndersyksprioriteit sille beskôgje.
2) Hoe kin ik in stekproef krije om jo kwaliteit te kontrolearjen?
Nei priisbefêstiging kinne jo samples fereaskje om ús kwaliteit te kontrolearjen. As jo gewoan in lege stekproef nedich binne om it ûntwerp en papierkwaliteit te kontrolearjen, sille wy jo fergees sample leverje, salang't jo de ekspresfracht betelje.
3) Hoe lang kin ik ferwachtsje om de stekproef te krijen?
Nei't jo de samplekosten betelje en ús befêstige bestannen stjoere, sille de samples yn 3-7 dagen klear wêze foar levering. De samples wurde fia ekspresje nei jo stjoerd en komme yn 3-7 wurkdagen. Jo kinne jo eigen express-akkount brûke of ús foarôf betelje as jo gjin akkount hawwe.
4) Hoe lang wurdt de hiele proseduere útwurke?
Nei't jo in bestelling pleatse, is de produksjetiid sawat 20-25 dagen. Wy hawwe 7 dagen nedich om al it spul te meitsjen, dan 15 dagen foar fabrikaazje.
5) Wat oer de transport- en leveringsdatum?
Normaal brûke wy ferstjoering om it guod te transprotearjen. It giet oer 7-25 dagen. It hinget ek ôf fan hokker lân en haven jo binne. It kin koarter wêze as jo it guod lykas Aziatyske stjoere moatte. As d'r wat needgefallen binne, kinne wy it guod fia air express stjoere, salang't jo de ferkearskosten betelje.
6) Binne jo hannelsbedriuw as fabrikant?
Wy binne profesjonele fabrikant. Wy hawwe net allinich ús arkfabryk, mar hawwe ek cemented carbide fabryk.
7) Wêr leit jo fabryk?
Wy binne fêstige yn Zhuzhou stêd, Hunan Provinsje., wolfraam carbid basis stêd fan Sina
8) Hoe lang kin ik ferwachtsje om de stekproef te krijen?
Nei't jo de samplekosten betelje en ús befêstige bestannen stjoere, sille de samples yn 3-7 dagen klear wêze foar levering. De samples wurde fia ekspresje nei jo stjoerd en komme yn 3-5 wurkdagen. Jo kinne jo eigen express-akkount brûke of ús foarôf betelje as jo gjin akkount hawwe.
9) Hoe sit it mei jo stock?
Wy hawwe produkten yn grutte kwantiteit op foarried, reguliere soarten en maten binne allegear op foarried.
10) Is fergees ferstjoeren mooglik?
Wy biede gjin fergese ferstjoertsjinst. Wy kinne hawwe in koarting as jo keapje in grutte kwantiteit produkten
Fiel dy frij Kontakt mei my op te nimmen :
Aimee
Sales manager
Zhuzhou Chuangde Cemented Carbide Co., Ltd
215, building 1, International Students Pioneer Park,
TaishanRoad, Tianyuan District, Zhuzhou City.
E-post: cd@cdcarbide.com
Tel:+86-731-22506139
Mobile:+8613786352688
Whatspp/wechat/Skype: 0086 13786352688




















