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Article code:
EAN / GTIN:
Manufacturer number:
Cat. No.:
Centre drill HSS-E A, uncoated, Nominal ⌀ DC k12: 6,3mm
Article no.: 641143
Catalog no.: 111050
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 tolerance class | h7 | |
| Shank diameter DS | 16 mm | |
| Cutter diameter, min. Dc min. | 6.3 mm | |
| Configurable | no | |
| Tolerance of cutter diameter | tolerance class ISO | |
| Tolerance class ISO | k12 | |
| Flute length Lc | 29 mm | |
| Distance from cutter corner to cutter tip | 1.8 mm | |
| Number of teeth Z | 2 | |
| Twist direction | right-hand | |
| Helix angle, min. | 30 degrees | |
| Angle, 1st step | 118 degrees | |
| Countersink angle | 60 degrees | |
| Centre drill shape | A | |
| For min. workpiece diameter | 100 mm | |
| For max. workpiece diameter | 150 mm | |
| Type of drilling tool | centre drill, double-sided | |
| Product designation (type) | A | |
| Tool material | HSS-E | |
| Cutting media, manufacturer’s designation | HSS-E COBALT | |
| Coating | uncoated | |
| Interface | joint 1 | |
| Tolerance class | k12 | |
| Gauge length A | 35.5 mm | |
| Usable length L1 | 16.9 mm | |
| Overall length L | 71 mm | |
| Weight | 64 g | |
| Cutting direction | right-hand cutting | |
| Tool version | solid steel | |
| Standard | DIN 333 | |
| Machining method | drilling into solid material (BVB) | |
| Colour ring | without | |
| Type of product | centre drill | |
| Content | single part |
Identification & Classification
| Article number | 641143 | |
| Catalog number | 111050 | |
| EAN / GTIN | 4045197884527 | |
| Manufacturer number | 111050 6,3 | |
| Article class | 11A | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
70
N
45
P
40
P
30
P
25
P
10
P
8
M
12
M
8
K
25
N
80
Description
Version:
Ground from solid and relief ground, spiral fluted.