- 3D Printing
- Abrasives
- Adhesives, Tapes & Fasteners
- Bearings And Transmission
- Electrical
- Fluid Power
- Hand Tools
- Holemaking Drill Bit Sets & Drilling Tools
- Janitorial & Site Maintenance
- Lubrication
- Machinery & Welding
- Measuring & Inspection
- Metalworking Fluids
- Milling
- Packaging Office Supplies
- Personal Protective Equipment
- Power Tools
- Raw Materials
- Saw Blades
- Site Safety
- Storage
- Threading
- Toolholding & Workholding
- Turning Tools
- Workwear
- MSC Edge
Toggle Nav Shop All 
Over 120,000 products
Get next working day!*
Virtual Catalogue
Dormer M20 x 2.5 HSS-E-PM Machine Tap - EX01
Order Code
TDG-70143E
£84.13 £70.11
Incl. VAT Ex. VAT
Dormer M20 x 2.5 HSS-E-PM Machine Tap - EX01 is only available to buy in quantities of 1
Product Information
Spiral flute machine tap with chamfer form C with a 2-3xP semi-bottoming lead, for ISO-Metric thread M20 with 2.50mm pitch and 6H class of fit, dimensions according to DIN 376 standard with 16.0mm shank and 12.0mm square drive, powder metallurgical HSS-E with uncoated surface finish and 45° helix angle for 2.5xD blind hole threading in general purpose applications.
Technical Specification
| Brand | Dormer |
|---|---|
| Manufacturer Part Number | EX01M20 |
| Features & Benefits | • EX01 series • Uncoated (steam oxide) surface treatment • Metric coarse thread • Meets DIN 376 - thread form standard • 6H DIN thread pitch diameter tolerance zone (high basic pitch diameter) • Blind hole application • 2.5 x D usable tool depth to diameter ratio • High speed cobalt powder metal tool material • Semi-bottoming tap chamfer (2 - 3 pitch lead) • Spiral flute geometry • 45° Helix Angle (Flute) • Right hand rotation/cutting |
| Size (mm) | M20 x 2.5 |
| Thread Size (Metric) | M20 |
| Diameter (mm) | 20 |
| Thread Size x Pitch | M20 x 2.5 |
| Drill Diameter (mm) | 17.5 |
| Overall Length (in) | 5.5118 |
| Overall Length (mm) | 140 |
| Flute Length (mm) | 25 |
| Flute Type | Spiral Flute |
| Type | Machine Tap |
| Square Size (mm) | 12.0 |
| Application | Various |
| Pitch | 2.5 |
| Pitch (mm) | 2.50 |
| DIN | DIN 371/376 |
| Number of Flutes | 25 |
| Thread Type | Metric Coarse |
| Material | HSS-E-PM |
| Coating/Finish | Bright Blue Ring |
| Size x Pitch (Metric) | M20 x 2.5 |
| Tap Drill Size (mm) | 14.00 |
| Thread Length (mm) | 20.00 |
| Thread Diameter (mm) | 20 |
We found other products you might like!
Why we are loved
Rated ‘World-class’ for customer service