Tivoly 11454170005 metal drill bit set HSS, 8 mm

Tivoly 11454170005 metal drill bit set. For drilling holes in a suitable metal with a matching bit. Series and model designations: HSS. Technical dimensions and designations: 8 mm. Quantity stated in the product name: 6 pcs. High-performance drill bit for intensive drilling of high-strength steels and cast iron thanks to its geometry. FUSIO coating: Ti2CN base, thickness 2/4µm, hardness 3200HV, coefficient of friction 0.2, heat resist. 400°C. This special coating allows you to significantly increase service life, cutting speed, and progress. Ø2 / 3 / 4 / 5 / 6 / 8mm