HSS Trepanning Drills

Trepanning drills, also known as crown drills and trepanning drills, allow drilling holes in a full material (steel) without drilling.They are made of HSS high-speed steel.Drills made with the drill do not require deburring, and the smoothness and precision of the work are closer to reaming than drilling.The range of offered drills from 12mm to 65mm allows drilling holes up to 30mm deep or 50mmThe trepanning drills are designed for drills with a magnetic foot.It is required to use a drilling pilot that is suitable for a given type of drill.