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Article code:
EAN / GTIN:
Manufacturer number:
Cat. No.:
Jobber drill long HSS W, uncoated, ⌀ DC h8: 3,5mm
Article no.: 238521
Catalog no.: 116040
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 | 0.05 mm/rev. | |
| Wet maximum | suitable | |
| Interface position | on the machine | |
| Holder type | plain shank | |
| Interface coding | ZYL00350105 | |
| Holder shape | plain shank | |
| Holder version | metric | |
| Holder size, metric | 3,5 mm | |
| Type of mounting | spigot | |
| Shank diameter DS | 3.5 mm | |
| Length of shank LS | 39 mm | |
| Oil | suitable | |
| Shank type | HA | |
| Cooling lubricant | yes | |
| Manufacturer’s designation | Spiralbohrer lang HSS W | |
| Cutter diameter, min. Dc min. | 3.5 mm | |
| Cutter diameter, max. Dc max. | 3.5 mm | |
| Configurable | no | |
| Tolerance of cutter diameter | tolerance class ISO | |
| Tolerance class ISO | h8 | |
| Flute length Lc | 73 mm | |
| Distance from cutter corner to cutter tip | 0.8 mm | |
| Number of teeth Z | 2 | |
| Twist direction | right-hand | |
| Helix angle, min. | 30 degrees | |
| Helix angle, max. | 40 degrees | |
| Angle, 1st step | 130 degrees | |
| Point geometry | A | |
| Product designation (type) | W | |
| Tool material | HSS | |
| Machining group | N (non-ferrous metals) | |
| Cutting media, manufacturer’s designation | HSS | |
| Coating | uncoated | |
| Interface | joint 1 | |
| Tolerance class | h8 | |
| Usable length L1 | 70 mm | |
| Overall length L | 112 mm | |
| Weight | 6 g | |
| Cutting direction | right-hand cutting | |
| Tool version | solid steel | |
| Standard | DIN 340 | |
| Machining method | drilling into solid material (BVB) | |
| Colour ring | yellow | |
| Type of product | indexable drill | |
| Recommended maximum drilling depth | 67.8 mm | |
| Feed in | alu short-chipping | |
| Content | single part |
Packaging units
| 1 Carton | 10 pieces |
Identification & Classification
| Article number | 238521 | |
| Catalog number | 116040 | |
| EAN / GTIN | 4045197025784 | |
| Manufacturer number | 116040 3,5 | |
| Article class | 11B | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
70
N
45
N
40
Description
Version:
With point geometry shape A from size 2.5 mm.
Strengthened core without core taper. Precision ground point. Wide flutes with heavily honed back edges. Bright ground surface finish.
Strengthened core without core taper. Precision ground point. Wide flutes with heavily honed back edges. Bright ground surface finish.
Advantage:
For deep hole drilling and for use with drill bushings.
Recommendation:
Maximum drilling depth:
L2 = LC - 1.5 × DC.
L2 = LC - 1.5 × DC.
Note:
Suitable NC spotting drills No. 112120, 112140 and 112170 with 142° tip angle for enhanced process reliability.