- 3D Printing
- Abrasives
- Adhesives, Tapes & Fasteners
- Bearings And Transmission
- Electrical
- Fluid Power
- Hand Tools
- Holemaking & 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 1/2 - 13UNC HSS-E-PM Machine Tap - E023
Order Code
TDG-01109A
£58.14 £48.45
Incl. VAT Ex. VAT
Dormer 1/2 - 13UNC HSS-E-PM Machine Tap - E023 is only available to buy in quantities of 1
Product Information
Spiral flute machine tap with chamfer form C with a 2 - 3 x P semi-bottoming lead, for Unified National Coarse thread UNC 1/2in with 13 TPI and 2B class of fit, dimensions according to ISO 529 standard with 9mm shank and 7.1mm square drive, powder metallurgical HSS-E with uncoated surface finish and 45° helix angle for 2.5 x D blind hole threading in general purpose applications.
Technical Specification
| Brand | Dormer |
|---|---|
| Manufacturer Part Number | E0231/2 |
| Size (in) | 1/2 - 13 |
| Features & Benefits | • E023 series • Thread form, unified coarse • Meets ISO 529 standards • Internal inch thread medium class of fit • Blind hole application • 2.5 x D usable tool depth to diameter ratio • Semi-bottoming tap chamfer (2 -3 pitch lead) • Spiral flute geometry • 45° helix angle (flute) • Right hand rotation/cutting |
| Diameter (in) | 1/2 |
| Diameter (mm) | 12.7 |
| Thread Size x Pitch | 1/2 - 13 |
| Drill Diameter (mm) | 10.80 |
| Overall Length (in) | 3.5039 |
| Overall Length (mm) | 89 |
| Flute Length (mm) | 19 |
| Flute Type | Spiral Flute |
| Type | Machine Tap |
| Square Size (mm) | 7.10 |
| Application | Various |
| Pitch | 13 |
| Teeth per Inch | 13 |
| Threads Per Inch | 13 |
| Number of Flutes | 3 |
| Thread Type | UNC |
| Material | HSS-E-PM |
| Coating/Finish | Steam Tempered |
| Tap Drill Size (mm) | 10.80 |
| Thread Length (mm) | 19.00 |
| Thread Diameter (in) | 1/2 |
Related Products
Why we are loved
Rated ‘World-class’ for customer service