Product specification

Taper shank drill (inch) HSS, DIN 345 RN, 1 31/64"

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Ø D37,705 mm
ØD1 31/64 inch.
L13 3/4 inch.
l7 7/8 inch.
Weight1,760 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
MORSE4
NoteSTANDARD tools

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