Reference : 1144714
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High-performance drill bit for drilling steel and stainless steel sheets. Drill for spot welding thanks to its special sharpening, its cobalt substrate and its FUSIO coating. Made in France.
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Sheet metal cutting: with centring tip and lip.
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)
FUSIO coating: Ti2CN base, thickness 2/4µm, hardness 3200HV, coefficient of friction 0.2, heat resist. 400°C.
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