SB-N.3,30.R.60°.K.WN VAP

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Stepped drills for centring, factory standard
Артикул: 10350040

Article description

Designation:
SB-N.3,30.R.60°.K.WN VAP
HSS STEPPED DRILL

Description:

with flat
Countersinking angle 60°
Special drill for creating tapping drill holes with centring, 60° countersinking angle according to DIN 332, sheet 2, form D.
Point thinning ≥ Ø 3,3 mm
the feed rate has to be selected based on the small Ø DC

Technical data
For threadsM4
Cutting diameter, 1st cutting step / DC_1 h83,3 mm
Mounting spigot diameter​ / DCONMS h78 mm
Cutting diameter, 2nd cutting step / DC_24,3 mm
S6,75 mm
Overall length / OAL63 mm
Step diameter length 1 / SDL_111 mm
Length chip flute / LCF23 mm
Step diameter length 2 / SDL_21,6 mm
coating name / COATNvap.
Каталог

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