{{ name }}
Article no. {{ combinedCodeWithHighlight }}
Article code:
EAN / GTIN:
Manufacturer number:
Cat. No.:
Stub subland drill HSS 90°, TiAlN, for screws: M4
Article no.: 188534
Catalog no.: 117140
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 | |
| Holder shape | Standard | |
| Holder version | metric | |
| Holder size, metric | 0080 mm | |
| Type of mounting | spigot | |
| Holder tolerance class | h$08 | |
| Shank diameter | 8 mm | |
| Shank length | 42 mm | |
| Cutter diameter, min. | 4.3 mm | |
| Cutter diameter, max. | 8 mm | |
| Configurable | no | |
| Tolerance of cutter diameter | tolerance class ISO | |
| Tolerance class ISO | h8 | |
| Number of steps | 2 | |
| Index of step | 1; 2 | |
| Step length | 11 mm | |
| Countersink angle | 90 degrees | |
| Flute length | 37 mm | |
| Distance from cutter corner to cutter tip | 1.29 mm | |
| Number of teeth | 2 | |
| Twist direction | right-hand | |
| Helix angle, min. | 15 degrees | |
| Angle, 1st step | 118 degrees | |
| Step angle | 90 degrees | |
| Point geometry | N | |
| Product designation (type) | N | |
| Application for type of drilling | through hole | |
| Tool material | HSS | |
| Cutting media, manufacturer’s designation | HSS-TIALN | |
| Coating | TiAlN | |
| Interface | joint 1 | |
| Gauge length | 41 mm | |
| Usable length | 33 mm | |
| Overall length | 79 mm | |
| Functional length | 77.71 mm | |
| Weight | 22 g | |
| Cutting direction | right-hand cutting | |
| Tool version | solid steel | |
| Standard | DIN 1897 | |
| Machining method | drilling into solid material; subland drilling | |
| Colour ring | without | |
| Type of product | stepped drill | |
| Content | single part |
Identification & Classification
| Article number | 188534 | |
| Catalog number | 117140 | |
| EAN / GTIN | 4045197035967 | |
| Manufacturer number | 117140 M4 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
56
N
50
P
50
P
37
P
31
P
12
P
10
K
31
N
80
Description
Version:
Very sturdy. Tight concentricity tolerances between drill ⌀ and counterbore ⌀ guarantee exact alignment.
Application:
Particularly suitable for NC machines due to high positional accuracy, excellent centring properties and great sturdiness. The preceding centring operation can thus often be omitted.
For through holes for screws to DIN-ISO 273 and countersinks to DIN 74, sheet 1 form A, fine version.
For screws to ISO 2009, 2010, 7046, 7047 (DIN 963, 964, 965 and 966).
For through holes for screws to DIN-ISO 273 and countersinks to DIN 74, sheet 1 form A, fine version.
For screws to ISO 2009, 2010, 7046, 7047 (DIN 963, 964, 965 and 966).