- Rectified four-sided hard metal tip; - Super deep double groove; - Reduced groove; - Vanadium chrome steel body; - The coolant should always be used.
- Rectified four-sided hard metal tip; - Super deep double groove; - Reduced groove; - Vanadium chrome steel body; - The coolant should always be used.
- The series of long Bits DIN 340 is best suited for deep and hollow profile holes .; - Manufactured according to DIN 340; - 118 ° split point; - Enamelled silver surface.