Professional Drill Bit with Spear Point ø4 mm

Professional drill bit with spear point and hard metal coating, designed for drilling resistant materials such as porcelain, tough ceramic and glass. Its special construction allows operation at high speeds, making it ideal for industrial applications requiring precision and durability. The spear point facilitates initial drill entry, while the hard metal coating ensures exceptional wear resistance.

Technical Features

• Diameter: 4 mm

This drill bit offers excellent longevity under demanding conditions thanks to its hard metal coating. It is especially suitable for drilling in tiles, refractory materials and other ceramic or vitrified elements where maximum precision is required.

It is recommended to always use it with a water cooling system during the drilling process. The maximum recommended speed is 1200 rpm to achieve optimal drilling results and avoid overheating of the tool.