# Dormer B90320.0 5986868 Machine Reamer 20.00mm 8FL HSS Bright/Steam Tempered DIN 9 - MROSupply.com

***Dormer B90320.0 5986868 machine reamer, 20.00mm diameter, 8 flutes, High Speed Steel (HSS) with Bright/Steam Tempered finish. DIN 9 standard, 310mm overall length, 250mm flute length, 24.8mm shank diameter. Suitable for K (cast iron), N (non-ferrous metals), and P (steel and cast steel) materials. Right hand cutting direction.***



## Product details:

- Catalog number: 5986868
- SKU: 6076438
- Price: ***$915.18*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Dormer Pramet](https://www.mrosupply.com/brands/dormer-pramet/)
- Category: 
    - [Taper Reamers](htts://www.mrosupply.com/cutting-tools/holemaking/reamers/taper-reamers/)
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    - [Holemaking](htts://www.mrosupply.com/cutting-tools/holemaking/)
    - [Cutting Tools](htts://www.mrosupply.com/cutting-tools/)
- Unit of measure: each
- Weight: 1.764 lb
- Returns: Yes


## Product images:
- https://static.mrosupply.com/images/noimage.webp


## Product attributes;

  
- Basic Standard: DIN 9
  

  
- Clamping width - inch: 0.7087
  

  
- Clamping width - millimeter (WSC): 18
  

  
- Coating: Bright/ST
  

  
- Connection diameter - inch (DCON MS): 0.9764
  

  
- Connection diameter - millimeter (DCON MS): 24.8
  

  
- Connection diameter tolerance machine side (TCDCONMS): h11
  

  
- Cutting diameter step - millimeter: 19.8
  

  
- EDP number: 182628
  

  
- Flute count (NOF): 8
  

  
- Hand (Cutting direction): Right
  

  
- Length chip flute - millimeter (LCF): 250
  

  
- Material: HSS
  

  
- Material application: K - Cast iron, N - Non-ferrous metals, P - Steel and cast steel
  

  
- MID number: 5986868
  

  
- Nominal diameter: 20.0
  

  
- Ordering code ANSI: B90320.0
  

  
- Overall length - inch (OAL): 12.2047
  

  
- Overall length - millimeter (OAL): 310
  

  
- Shank: Cylindrical shank with Square
  

  
- Surface treatement: Steam Tempered
  

  
- Taper gradient - millimeter (Rate of taper): 0.02
  
## Product documents / software:

- [Catalog](https://documents.mrosupply.com/product_documents/60/82/6082114/PTD_UB_DORMER_EN_dmlMB1R.pdf)
- [Line Drawing](https://documents.mrosupply.com/product_documents/60/76/6076438/B903_DIM_GgZ8SYM.png)

## Product's reviews:
- End mill dormer hss - Excelente herramienta de mecanizado , buena calidad para corte de acero inoxidables y al carbono
- Excelente tiempo de entrega - Rapido tiempo de entrega
- Herramientas dormer - EXCELENTE PROVEEDOR ME GUSTA SU ATENCION Y PRESENTAN EXCELENTES PRECIOS