Tivoly 1145414 Series High Speed Steel Twist Drill Bit for Cast Iron, Steel, 4mm Diameter, 75 mm Overall

The Tivoly Drill Bit comes with FUSIO coating and split point. It is engineered for incredibly fast and intensive drilling in high strength steels and cast irons. Made in France, this high performance drill bit features a unique geometry that enhances cutting efficiency and ensures maximum longevity. The split point grinding facilitates self centring on smooth surfaces, significantly reducing the required axial load for improved comfort and precision. The advanced FUSIO coating provides exceptional heat resistance up to 400°C and a low coefficient of friction of 0.2, enhancing cutting speed and extending service life.

Automatic centring
35° type N flute
High speed steel construction
135° tip