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HOFFMANN – 116000 2

Description

GARANT Long Jobber Drill HSS N

Technical specification

Version:
Vaporised from 2.4 mm. Particularly for deep hole drilling (for deep holes, repeated chip
evacuation is necessary).
With point geometry shape A from size 4 mm.
Advantage:
Especially suitable for long reach purposes. (When used to drill deep holes, low feed rates and
frequent drill pecks are necessary).
Recommendation:
Maximum drilling depth:
L2 = LC – 1.5 × DC.

Technical Data:

Number of cutting edges Z 2
Feed f in steel < 750 N/mm2 0.02 mm/rev.
Nominal Ø Dc 2 mm
Flute length Lc 56 mm
Tolerance nominal Ø h8
Shank Ø Ds 2 mm
Overall length L 85 mm
Standard DIN 340
Recommended maximum drilling depth L2 53 mm
Point angle 118°
Shank Plain shank
Coating Uncoated
Tool material HSS
Type N
Through-coolant no
Colour ring Without
Type of product Jobber drill

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