Hanguk Tuksu 317-1017 Cobalt Drill (Long) is a long-series cobalt drill bit designed for deep-hole drilling in hard and abrasive materials, sourced direct from Korea.

Key features

• Long-series cobalt drills are commonly used in metalworking and fabrication applications where extra reach is needed to drill through thick stock, structural sections, or hard alloys that standard-length bits cannot fully penetrate