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HSS core drill N, uncoated, ⌀ DC h8: 50mm

Article no.: 116620 50

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⌀ DC h8 (mm) Unit price incl. VAT
  • Tool material: HSS
  • Standard: DIN 343
  • Type: N
  • Tolerance nominal ⌀: h8
  • Point angle: 120

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Product details

Technical Data

Nominal ⌀ DC 50 mm
Coating uncoated
Tool material HSS
Standard DIN 343
Type N
Tolerance nominal ⌀ h8
Point angle 120 degrees
Shank Morse taper
Number of cutting edges Z 3
Through-coolant no
recommended maximum drilling depth L2 145 mm
Flute length Lc 220 mm
Overall length L 369 mm
Min. pre-drilling -⌀ Dmin 34.5 mm
Morse taper MT size 4
Feed f in steel < 750 N/mm2 0.41 mm/rev.
Colour ring without
Type of product Jobber drill

Identification numbers & Classifications

Article number 116620 50
EAN / GTIN 4062406097226
Manufacturer number 116620 50

Application Table

Aluminium (short chipping)
N
45
Steel < 500 N/mm²
P
40
Steel < 750 N/mm²
P
30
Steel < 900 N/mm²
P
25
Steel < 1100 N/mm²
P
10
Steel < 1400 N/mm²
P
8
INOX < 900 N/mm²
M
12
GG(G)
K
25
wet maximum
 

Description

Version:

Strong core. Sturdy jobber drill for better guidance in the hole

Advantage:

Particularly suitable for drilling out holes that are out of round. Misaligned holes can be aligned.

Recommendation:

Maximum drilling depth:
L2 = LC - 1.5 × DC.

Note:

Please note:
Do not drill the respective tapping hole ⌀ (see table) less than the stated size.
For suitable reducing adapters for tools with MT shanks see No. 343000-343530.

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HSS core drill N, uncoated, ⌀ D<sub>C</sub> h8: 50mm

HSS core drill N, uncoated, ⌀ DC h8: 50mm

Nominal ⌀ DC 50 mm 50 mm 50 mm 50 mm
Standard DIN 343 DIN 345 DIN 341 DIN 345
Shank Morse taper Morse taper Morse taper Morse taper
Point angle 120 degrees 118 degrees 118 degrees 118 degrees
Morse taper MT size 4 4 4 4
Feed f in steel < 750 N/mm2 0.41 mm/rev. 0.32 mm/rev. 0.32 mm/rev. 0.32 mm/rev.
recommended maximum drilling depth L2 145 mm 145 mm 246 mm 145 mm

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