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Article code:
EAN / GTIN:
Manufacturer number:
Cat. No.:
Jobber drill HSS extra-long, with Morse taper shank
Article no.: 238328
Catalog no.: 116760
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 | morse taper MT | |
| Interface coding | MKG00102085 | |
| Holder version | dimensionless nominal size without cooling | |
| Holder size, no dimensions | 1 | |
| Shank length | 0 mm | |
| Cutter diameter, min. | 12 mm | |
| Cutter diameter, max. | 12 mm | |
| Tolerance of cutter diameter | tolerance class ISO | |
| Tolerance class ISO | h8 | |
| Flute length | 260 mm | |
| Distance from cutter corner to cutter tip | 3 mm | |
| Number of teeth | 2 | |
| Twist direction | right-hand | |
| Helix angle, min. | 16 degrees | |
| Helix angle, max. | 30 degrees | |
| Angle, 1st step | 118 degrees | |
| Point geometry | A | |
| Product designation (type) | N | |
| Tool material | HSS | |
| Cutting media, manufacturer’s designation | HSS | |
| Coating | uncoated | |
| Interface | joint 1 | |
| Gauge length | 333 mm | |
| Usable length | 236 mm | |
| Overall length | 395 mm | |
| Weight | 247 g | |
| Cutting direction | right-hand cutting | |
| Tool version | solid steel | |
| Standard | DIN 1870 R2 | |
| Machining method | drilling into solid material | |
| Colour ring | without | |
| Type of product | indexable drill | |
| Content | single part |
Identification & Classification
| Article number | 238328 | |
| Catalog number | 116760 | |
| EAN / GTIN | 4045197035288 | |
| Manufacturer number | 116760 12R2 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
P
40
P
30
P
25
K
25
Description
Version:
High concentricity. Core thickness and core taper are standard.
Special surface treatment.
Precision ground point. When drilling deep holes, evacuate chips from the hole frequently, and ensure adequate cooling.
Economy version with standard flutes.
With point geometry shape A.
Special surface treatment.
Precision ground point. When drilling deep holes, evacuate chips from the hole frequently, and ensure adequate cooling.
Economy version with standard flutes.
With point geometry shape A.
Recommendation:
Maximum drilling depth:
L2 = LC - 1.5 × DC.
L2 = LC - 1.5 × DC.