Jobber drill HSS N TiN 8,9 mm HOLEX

Article no.: 114360 8,9
plus VAT at the current rate Prices plus delivery costs
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In stock
326 pieces in stock

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⌀ DC h8 (mm) Unit price incl. VAT
  • Tool material: HSS
  • Standard: DIN 338
  • Type: N
  • Tolerance nominal ⌀: h8
  • Point angle: 118

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Product details

Technical Data

Nominal ⌀ DC 8,9 mm
Coating TiN
Tool material HSS
Standard DIN 338
Type N
Tolerance nominal ⌀ h8
Point angle 118 degrees
Helix angle 35-40 degrees
Shank Plain shank
Number of cutting edges Z 2
Through-coolant no
recommended maximum drilling depth L2 67,7 mm
Flute length Lc 81 mm
Overall length L 125 mm
Shank ⌀ Ds 8,9 mm
Feed f in steel < 500 N/mm2 0,16 mm/rev.
Colour ring without
Type of product Jobber drill

Identification numbers & Classifications

Article number 114360 8,9
EAN / GTIN 4045197016959
Manufacturer number 114360 8,9

Application Table

Aluminium (short chipping)
N
56
Alu > 10% Si
N
50
Steel < 500 N/mm²
P
50
Steel < 750 N/mm²
P
37
Steel < 900 N/mm²
P
31
Steel < 1100 N/mm²
P
12
Steel < 1400 N/mm²
P
10
INOX < 900 N/mm²
M
15
INOX > 900 N/mm²
M
10
Ti > 850 N/mm²
S
6
GG(G)
K
31
CuZn
N
80
Oil
 
wet maximum
 

Description

Version:

Standard core without core taper.
Precision ground point.
Profile ground:
High concentricity and pitch accuracy, drills for series production use.
With point geometry shape C from size 2.4 mm

Recommendation:

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

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Coating TiN uncoated uncoated uncoated TiAlN uncoated
Colour ring without without without without green without
Overall length L 125 mm 125 mm 125 mm 125 mm 125 mm 125 mm
Shank Plain shank Plain shank Plain shank Plain shank Plain shank Plain shank
Point angle 118 degrees 118 degrees 118 degrees 118 degrees 118 degrees 118 degrees
Tolerance nominal ⌀ h8 h8 h8 h8 h8 h8
Flute length Lc 81 mm 81 mm 81 mm 81 mm 81 mm 81 mm

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