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HOLEX CleverDrill HSS jobber drill, long N, uncoated, ⌀ DC h8: 8,5mm

Article no.: 116050 8,5

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⌀ DC h8 (mm) Unit price incl. VAT
  • Tool material: HSS
  • Standard: DIN 340
  • Type: N
  • Tolerance nominal ⌀: h8
  • Point angle: 130

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Product details

Technical Data

Series CleverDrill
Nominal ⌀ DC 8,5 mm
Coating uncoated
Tool material HSS
Standard DIN 340
Type N
Tolerance nominal ⌀ h8
Point angle 130 degrees
Shank Plain shank
Number of cutting edges Z 2
Through-coolant no
recommended maximum drilling depth L2 96,3 mm
Flute length Lc 109 mm
Overall length L 165 mm
Shank ⌀ Ds 8,5 mm
Colour ring without
Type of product Jobber drill

Identification numbers & Classifications

Article number 116050 8,5
Manufacturer number 116050 8,5

Application Table

Alu plastics
N
64
Aluminium (short chipping)
N
52
Alu > 10% Si
N
40
Steel < 500 N/mm²
P
26
Steel < 750 N/mm²
P
26
Steel < 900 N/mm²
P
20
Steel < 1100 N/mm²
P
15
GG(G)
K
24
CuZn
N
32
Oil
 
wet maximum
 

Description

Version:

HOLEX CleverDrill − Sturdy drill for all standard applications. Improved spot drilling behaviour due to cross-ground form. Standard core thickness and core taper. Profile ground. Surface: Bronze-coloured tempered helical flutes.

Recommendation:

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

Note:

Suitable NC spotting drills No. 112120, 112140 and 112170 with 142° tip angle for enhanced process reliability

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Through-coolant no no no no no
Tool material HSS HSS HSS E HSS E HSS E
Point angle 130 degrees 130 degrees 130 degrees 130 degrees 130 degrees
Flute length Lc 109 mm 109 mm 109 mm 109 mm 109 mm
Shank ⌀ Ds 8,5 mm 8,5 mm 8,5 mm 8,5 mm 8,5 mm
recommended maximum drilling depth L2 96,3 mm 96,3 mm 96,3 mm 96,3 mm 96,3 mm
Type of product Jobber drill Jobber drill Jobber drill Jobber drill Jobber drill

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