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EAN / GTIN:
Manufacturer number:
Cat. No.:
Synchronised fluteless machine tap with oil grooves Solid carbide, TiAlN, M: M4
Article no.: 392489
Catalog no.: 139242
Article code:
Product details
Technical Data
| Through-coolant | no | |
| Entry of cooling lubricant | without cooling lubricant entry | |
| Escape of cooling lubricant | without cooling lubricant exit | |
| Cooling lubricant | yes | |
| Interface position | on the machine | |
| Holder type | Plain shank | |
| Interface coding | ZYL00802100; ZYL00602100 | |
| Holder shape | straight clamping flat | |
| Holder version | metric | |
| Holder size, metric | 0060 mm | |
| Holder tolerance class | h6 | |
| Shank diameter DS | 6 mm | |
| Shank length LS | 38.66 mm | |
| Shank type | HA | |
| Thread type | M | |
| Thread nominal diameter metric | 4 mm | |
| Thread | M4 | |
| Thread pitch | 0.7 mm | |
| Thread tolerance class | 6HX | |
| Chisel edge diameter | 3.54 mm | |
| Width across flats | 4.9 mm | |
| Length of tapping part Lc | 11.6 mm | |
| Tap infeed length | 1.75 mm | |
| Taper lead angle | 9.66 degrees | |
| Number of teeth | 5 | |
| Twist direction | neutral, straight | |
| Twist angle | 0 degrees | |
| Taper lead form | C | |
| Pilot pin | without guiding pin | |
| Cutting part version | with lubrication groove and dirt trap groove | |
| Application for type of drilling | Through hole; Blind hole | |
| To depth (x diameter) | 3; 3 | |
| Number of clamping slots | 5 | |
| Core hole diameter | 3.54 mm | |
| Core hole diameter guideline value | 3.7 mm | |
| Flank angle | 60 degrees | |
| Square-drive width across flats □ | 4.9 mm | |
| Tool material | solid carbide | |
| Cutting media, manufacturer’s designation | VHM | |
| Coating | TiAlN | |
| Interface | joint 1 | |
| Gauge length A | 63 mm | |
| Usable length L1 | 12 mm | |
| Overall length L | 63 mm | |
| Weight | 18 g | |
| Cutting direction | right-hand cutting | |
| Tool version | solid carbide | |
| Standard | Werksnorm | |
| Machining method | thread processing internal | |
| Colour ring | without | |
| Type of product | Fluteless tap |
Identification & Classification
| Article number | 392489 | |
| Catalog number | 139242 | |
| EAN / GTIN | 4045197273475 | |
| Manufacturer number | 139242 M4 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
50
N
50
N
48
P
52
P
48
P
45
P
40
P
33
Description
Version:
Special polygon geometry and shank to DIN 6535-HA for use on machines with synchronised spindle drives. With oil grooves; optimal lubrication effect even in deeper threads.
Special solid carbide tool material for high cutting speeds and long tool life. TiAlN and anti-friction coating ensure low wear and low tendency to edge build-up.
Special solid carbide tool material for high cutting speeds and long tool life. TiAlN and anti-friction coating ensure low wear and low tendency to edge build-up.