This article is no longer part of the assortment. If you are looking for an alternative, please note the links or get in contact with us.

Plain shank thread mill 1.5×D M20

Article no.: 139655 M20

Select article variation and quantity

M Unit price incl. VAT
  • Thread type: M; M-LH
  • Flank angle: 60
  • Tool material: Solid carbide
  • Thread standard: DIN 13
  • Shank: DIN 6535 HA with h6

Add to wishlist

Share this product

or copy this link

Product details

Technical Data

Thread size M20
Coating TiAlN
Thread type M; M-LH
Flank angle 60 degrees
Tool material Solid carbide
Thread standard DIN 13
Shank DIN 6535 HA with h6
Thread pitch 2.5 mm
Nominal ⌀ DC 13.95 mm
Shank length Ls 56 mm
Overall length L 117 mm
Shank ⌀ Ds 25 mm
Neck ⌀ D1 24 mm
Programming value for countersink Lc 35.6 mm
Through-coolant yes
No. of teeth Z 4
Application for type of drilling up to 1.5×D for blind holes; up to 1.5×D for through holes
Countersink angle 90 degrees
Feed fz in steel < 1100 N/mm2 0.1 mm
Shank tolerance h6
Number of clamping slots 4
Colour ring green
Thread depth 30 mm
Type of product thread milling cutter

Identification numbers & Classifications

Article number 139655 M20
EAN / GTIN 4045197082091
Manufacturer number 139655 M20

Application Table

Alu plastics
N
220
Aluminium (short chipping)
N
220
Alu > 10% Si
N
170
Steel < 500 N/mm²
P
170
Steel < 750 N/mm²
P
150
Steel < 900 N/mm²
P
120
Steel < 1100 N/mm²
P
80
Steel < 1400 N/mm²
P
60
Steel < 55 HRC
H
35
INOX < 900 N/mm²
M
90
INOX > 900 N/mm²
M
70
Ti > 850 N/mm²
S
60
GG(G)
K
120
CuZn
N
180
Uni
 
wet maximum
 

Description

Version:

Corrected thread profile for milling exact internal threads (ensure stable clamping conditions).
Shaft incorporates a countersinking step for a 90° counterbore.
Internal coolant feed.

Advantage:

Countersinking and thread milling in one operation!

Note:

NEW GENERATION AVAILABLE!
Recommended successor products are No. 139653 and 139654
(2×D).

Downloads & documents

Services & product advisors

Direct purchase

Sign in to your Account

To shopping cart