The universal high-performance spot weld drill bit for loosening spot welds with pneumatic machines (e.g. Vario drill, expanding nail, etc.) on all body sheeting incl. ultra high-strength components (BTR, BOR, etc.) on all kinds of vehicles, e.g. on A-pillars, B-pillars, sills, etc.
For universal application: Finishing, rough finishing and rough machining with one tool. Uneven angle of twist gradient produces smooth, low-vibration running and excellent surface quality.