HSSE Metal Drill Bit 5% Cobalt Split Point Ø 2.8 mm x L 57 mm - Ref. 11455010280

<p class="text-xs font-bold uppercase tracking-widest text-gray-900 mb-1 pb-1.5 border-b-2 border-gray-900 inline-block">Cross Grinding</p> <p class="text-sm leading-7 text-gray-600 mb-6">This drill bit features a <strong class="text-gray-900 font-semibold">cross-point grinding</strong> that thins the tip for optimal penetration into the material. The <strong class="text-gray-900 font-semibold">135°</strong> point angle ensures precise and efficient cutting geometry.</p> <p class="text-xs font-bold uppercase tracking-widest text-gray-900 mb-1 pb-1.5 border-b-2 border-gray-900 inline-block">Geometry & Flute</p> <p class="text-sm leading-7 text-gray-600 mb-6">The <strong class="text-gray-900 font-semibold">cylindrical shank</strong> has a diameter identical to that of the tip, ensuring perfect concentricity when clamped in the chuck. The <strong class="text-gray-900 font-semibold">type N flutes at 30°</strong> offer a standard profile with an optimized helix angle for chip evacuation.</p> <p class="text-xs font-bold uppercase tracking-widest text-gray-900 mb-1 pb-1.5 border-b-2 border-gray-900 inline-block">HSS Cobalt Substrate</p> <p class="text-sm leading-7 text-gray-600 mb-6">Made from <strong class="text-gray-900 font-semibold">high-speed steel enriched with 5% cobalt</strong>, this drill bit combines toughness and thermal resistance. The cobalt significantly improves heat resistance and preserves cutting sharpness even under demanding machining conditions.</p>