Expertly engineered for high-efficiency deep-hole drilling operations in demanding manufacturing and heavy engineering environments, the Guhring Morse Taper Shank Extra Length Machine Drill range is the definitive industrial choice for deep pocket penetration. Manufactured from premium high-speed steel (HSS), these extended-reach twist drills feature an integrated Morse taper shank (MTS) that provides an ultra-rigid, non-slip drive when mounted directly into machine spindles, radial drill arms, or lathe tailstocks. The specialized extra-length flute geometry is precision-ground with a robust web thickness to withstand massive torsional forces and prevent tool deflection during deep-hole entry paths. Featuring optimized flute profiles for continuous chip evacuation, these heavy-duty drills prevent chip packing and thermal breakdown at extreme depths. This extra-length drilling series is structurally optimized to deliver exceptional tool life and uniform execution across tough structural materials, including structural steels, mild steel, AS/NZS 3678 250 and 350 grade plate, free-cutting steels, and unalloyed case-hardened plates.

• Tool Material HSS
• Surface Finish Steam Tempered
• Point Angle 118 Deg
• DIN  345
• Guhring No. 526,527,565,293,298,299