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Référence : 1140572
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Présentation
Bénéfices
High-performance drill bit for the deep and through-drilling of steels, stainless steels, and cast irons.
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Formulaire
Split-point grinding:reduction of the drill tip.
Cylindrical shank: the diameter of the shank is equal to the diameter of the tip.
30° type N flute: normal flute profile with a 30° helix angle.
5% cobalt high-speed steel: HSS substrate enriched with 5% cobalt. Improved heat retention (strength, cutting sharpness)
135° tip: 135° tip angle for the sharpening of the drill bit.
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