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Article code:
EAN / GTIN:
Manufacturer number:
Cat. No.:
Jobber drill HSS-E N, uncoated, ⌀ DC h8: 12,2mm
Article no.: 187987
Catalog no.: 114400
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 | |
| Feed f | 0.16 mm/rev. | |
| Wet maximum | suitable | |
| Interface position | on the machine | |
| Holder type | plain shank | |
| Interface coding | ZYL01220100 | |
| Holder shape | plain shank | |
| Holder version | metric | |
| Holder size, metric | 12,2 mm | |
| Holder tolerance class | h8 | |
| Shank diameter DS | 12.2 mm | |
| Length of shank LS | 50 mm | |
| Oil | suitable | |
| Shank type | HA | |
| Cooling lubricant | yes | |
| Manufacturer’s designation | Spiralbohrer HSS-E N | |
| Cutter diameter, min. Dc min. | 12.2 mm | |
| Cutter diameter, max. Dc max. | 12.2 mm | |
| Configurable | no | |
| Tolerance of cutter diameter | tolerance class ISO | |
| Tolerance class ISO | h8 | |
| Flute length Lc | 101 mm | |
| Distance from cutter corner to cutter tip | 2.844 mm | |
| Number of teeth Z | 2 | |
| Twist direction | right-hand | |
| Helix angle, min. | 28 degrees | |
| Helix pitch | 72.083 mm | |
| Angle, 1st step | 130 degrees | |
| Point geometry | C | |
| Product designation (type) | N | |
| Tool material | HSS-E | |
| Machining group | K (cast iron); M (stainless steel); P (steel) | |
| Cutting media, manufacturer’s designation | HSS/E | |
| Coating | uncoated | |
| Interface | joint 1 | |
| Tolerance class | h8 | |
| Usable length L1 | 76.6 mm | |
| Overall length L | 151 mm | |
| Functional length | 76.6 mm | |
| Max. speed | 3’261 min-1 | |
| Cutting direction | right-hand cutting | |
| Tool version | solid steel | |
| Standard | DIN 338 | |
| Machining method | core drilling (BAB); drilling into solid material (BVB) | |
| Colour ring | red | |
| Type of product | indexable drill | |
| Recommended maximum drilling depth | 82.7 mm | |
| Feed in | steel < 750 N/mm2 | |
| Content | single part |
Packaging units
| 1 Carton | 5 pieces |
Identification & Classification
| Article number | 187987 | |
| Catalog number | 114400 | |
| EAN / GTIN | 4045197018250 | |
| Manufacturer number | 114400 12,2 | |
| Article class | 11B | |
| 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
P
10
P
8
H
8
M
12
M
8
S
5
K
25
N
80
Description
Version:
Profile ground: this ensures high concentricity and pitch accuracy. Precision ground point. Drill for production use.
Reinforced core, bright finish.
With point geometry shape C from size 2 mm
Reinforced core, bright finish.
With point geometry shape C from size 2 mm
Recommendation:
Maximum drilling depth:
L2 = LC - 1.5 × DC.
L2 = LC - 1.5 × DC.