Product specification

Taper shank drill (T) HSS, CSN 221140 - "Z", DIN 345, 7,90 mm

Code: 005000294
Supplier code: A400790T000S
Category: Tools for hole-machining » 2 » Taper Shank Drills » 221140 - Rollforged
more info
Ø D7,90 mm
L156 mm
l75 mm
Weight0,068 kg
Helix Angleλ = 25°÷30°
Point angleε = 118°
MaterialHSS - high-speed steel
Manufacturing ModeT - rollforged or extruded
Usage
Drills are recommended for usual drilling of parts made of unalloyed steel or alloyed steel, cast steel up to 900 N/mm2, grey-, malleable- or nodular cast iron, sintered steel, Al-alloys with discontinuous chip, bronze, tough brass etc.
Surface Treatment
black oxide coated or steam tempered
Grinding ModeN - conical lip relief
MORSE1
NoteSTANDARD tools

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