• The item cannot be ordered due to missing prices.

HOLEX Pro Steel high-precision countersink with unequal spacing 90°, TiAlN, External ⌀ Dc: 8,3mm

Article no.: 150182 8,3

Select article variation and quantity

External ⌀ Dc (mm) Unit price incl. VAT

Availability

  • Countersink tip angle: 90
  • Tool material: HSS
  • Spacing of the countersink cutting edges: unequal spacing
  • Number of cutting edges Z: 3
  • Standard: DIN 335 C

Add to wishlist

Share this product

or copy this link

Product details

Technical Data

External ⌀ 8.3 mm
Coating TiAlN
Countersink tip angle 90 degrees
Tool material HSS
Spacing of the countersink cutting edges unequal spacing
Number of cutting edges Z 3
Standard DIN 335 C
Shank Plain shank with h9
Through-coolant no
smallest countersink ⌀ for holes from 2 mm
Overall length L 50 mm
Shank ⌀ Ds 6 mm
for countersunk screws DIN 7991 M4
Feed f in steel < 500 N/mm2 0.09 mm/rev.
Shank tolerance h9
Colour ring green
Series Pro Steel
Type of product Stepped drill and countersink

Identification & Classification

Article number 150182 8,3
EAN / GTIN 4062406524227
Manufacturer number 150182 8,3
Manufacturer Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com

Application Table

Alu plastics
N
75
Aluminium (short chipping)
N
70
Steel < 750 N/mm²
P
50
Steel < 900 N/mm²
P
40
Steel < 1100 N/mm²
P
20
Steel < 1400 N/mm²
P
15
Steel < 55 HRC
H
8
INOX < 900 N/mm²
M
18
INOX > 900 N/mm²
M
15
Ti > 850 N/mm²
S
12
GG(G)
K
20
CuZn
N
20
Uni
 
wet maximum
 
dry
 

Description

Version:

All countersinks have 3 cutting edges, radially relieved.
Flutes are ground from solid.
HOLEX Pro Steel:
  • Exact machining results in manual and machine use.
  • Chatter-free running through extremely unequal spacing of the cutting edges for high-quality surfaces.
  • Optimum tool life thanks to TiALN high-performance coating.
  • High process reliability due to optimised chip evacuation.
  • Attractive cost/benefit ratio.

Application:

High-precision countersink for chatter-free 90° countersinking.

Downloads & documents

From the same series "Pro Steel" View all

Services & product advisors

Direct purchase

Sign in to your Account

To shopping cart