Product specification

Straight shank subland drill for drilling clearence holes, 180°, HSS, DIN 8376, 8x4,3 mm, M4-180°

Code: 011000508
Supplier code: K520801V000S
Category: Tools for hole-machining » 3 » Subland Drills » 221252
more info
Ø D8,0 mm
L117 mm
l75 mm
Weight0,027 kg
Helix Angleλ = 25°÷30°
Point angleε = 118°/180°
MaterialHSS - high-speed steel
Usage
Subland drills with four lands are recommended for drilling of clearing holes and simultaneously countersinking in parts made of unalloyed or alloyed steel, cast steel up to 800 N/mm2, grey-, malleable- or nodular cast iron, Al-alloys etc. It is necessary to choose the lower cuttting conditions for drilling than the guidelines for usual drilling declare.
Manufacturing ModeV - ground from solid
Surface Treatmentwithout treatment
Grinding ModeN - conical lip relief
Ø d4,3 mm
l111 mm
ScrewM4
NotePROFI tools

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