Diabolo solid carbide HPC drill, plain shank DIN 6535 HA, TiAlN, ⌀ DC h7: 3,7mm

Article no.: 122641 3,7
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15 pieces in stock

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⌀ DC h7 (mm) Unit price incl. VAT
  • Tool material: Solid carbide
  • Standard: DIN 6537
  • Version: 6×D
  • Type: H
  • Tolerance nominal ⌀: h7

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Product details

Technical Data

Series Diabolo
Nominal ⌀ DC 3.7 mm
Coating TiAlN
Tool material Solid carbide
Standard DIN 6537
Version 6×D
Type H
Tolerance nominal ⌀ h7
Number of cutting edges Z 2
Point angle 140 degrees
recommended maximum drilling depth L2 22.5 mm
Shank DIN 6535 HA to h6
Through-coolant no
Machining strategy HPC
Semi-Standard yes
Flute length Lc 28 mm
Overall length L 66 mm
Shank ⌀ Ds 6 mm
Feed f in steel < 60 HRC 0.06 mm/rev.
Colour ring red
Type of product Jobber drill

Identification numbers & Classifications

Article number 122641 3,7
EAN / GTIN 4062406088750
Manufacturer number 122641 3,7

Application Table

Steel < 500 N/mm²
P
90
Steel < 750 N/mm²
P
80
Steel < 900 N/mm²
P
70
Steel < 1100 N/mm²
P
65
Steel < 1400 N/mm²
P
55
Steel < 55 HRC
H
28
Steel < 60 HRC
H
16
Steel < 65 HRC
H
14
Steel < 67 HRC
H
10
GG(G)
K
70
wet maximum
 
dry
 

Description

Version:

Cutting chisel edge with high centring accuracy due to strong core and special point geometry. Convex major cutting edges with defined honed edge ensure the drill has high stability and maximum load capacity.
Special multi-nano layer coating for drilling in hardened steels.

Note:

Flute length LC = L2 + 1.5 × DC.
Form HB and HE supplied at the same price as HA.
Form HB: order with No. 122642 / 122652.
Form HE: order with No. 122641 / 122651 + 129100HE.

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