{{ name }}
Article no. {{ combinedCodeWithHighlight }}
Article code:
EAN / GTIN:
Manufacturer number:
Cat. No.:
Machine tap HSS-E, TiCN, M: M20
Article no.: 311978
Catalog no.: 132450
Article code:
Product details
Technical Data
| Through-coolant | no | |
| Cooling lubricant | yes | |
| Manufacturer’s designation | Maschinen-Gewindebohrer HSS-E M M20 | |
| Interface position | on the machine | |
| Holder type | plain shank | |
| Interface coding | ZYL01602105 | |
| Shank diameter DS | 16 mm | |
| Shank length LS | 103 mm | |
| Thread type | M | |
| Thread nominal diameter metric | 20 mm | |
| Thread | M20 | |
| Thread pitch | 2.5 mm | |
| Thread tolerance class | ISO 2X 6HX | |
| Chisel edge diameter | 16 mm | |
| Length of tapping part Lc | 37 mm | |
| Tap infeed length | 7.5 mm | |
| Taper lead angle | 8 degrees | |
| Number of teeth | 3 | |
| Twist direction | neutral, straight | |
| Twist angle | 0 degrees | |
| Type of thread-cutting tool | machine tap for dynamic machining | |
| Taper lead form | B | |
| Cutting part version | with lubrication groove and dirt trap groove | |
| Recommended maximum drilling depth L2 | 40 mm | |
| Application for type of drilling | through hole | |
| To depth (x diameter) | 2 | |
| Number of clamping slots | 3 | |
| Core hole diameter | 17.5 mm | |
| Flank angle | 60 degrees | |
| Square-drive width across flats □ | 12 mm | |
| Tool material | HSS-E | |
| Machining group | P (steel) | |
| Coating | TiCN | |
| Interface | joint 1 | |
| Gauge length A | 140 mm | |
| Overall length L | 140 mm | |
| Weight | 210 g | |
| Cutting direction | right-hand cutting | |
| Standard | DIN 376 | |
| Machining method | thread processing internal (EGI) | |
| Colour ring | pink | |
| Type of product | taps |
Identification & Classification
| Article number | 311978 | |
| Catalog number | 132450 | |
| EAN / GTIN | 4045197071729 | |
| Manufacturer number | 132450 M20 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
16
P
20
P
19
P
19
M
8
M
6
S
4
S
2
N
16
Description
Version:
Strong spiral point. Guide section with oil grooves, but without chip flutes.
Particularly suitable for difficult to machine steels up to 850 N/mm2.
For use with emulsion (fat content minimum 8%).
Particularly suitable for difficult to machine steels up to 850 N/mm2.
For use with emulsion (fat content minimum 8%).
Advantage:
Particularly strong, optimum self-guidance and no recutting when reversed.