Somta Long Series Drill - HSS-E Parabolic Flute - 8.1mm

The Somta Long Series Drill - HSS-E Parabolic Flute - 8.1mm is built for serious deep-hole tasks where precision and reliability matter most. With a long, robust body and a precision ground tip, this drill effortlessly reaches through thick materials while delivering clean, true holes from start to finish. The HSS-E construction stands up to demanding cutting temperatures, helping you maintain steady performance even at higher feeds and speeds.

• Long form for deep holes – Designed to reach deep into workpieces where standard drills struggle, reducing the need for multiple passes.
• HSS-E durability – High-Speed Steel Enhanced formulation provides superior wear resistance and heat tolerance, extending tool life under tougher drilling conditions.
• Parabolic flute for efficient chip evacuation – The parabolic geometry moves chips away from the cutting edge more effectively, lowering cutting forces and reducing heat buildup.
• Sharp, consistent cutting edges – Precisely ground edges produce clean holes with minimal burrs and tight hole geometry, improving overall accuracy.
• Friction and heat management – Flute design minimizes friction during drilling, helping maintain steady performance over longer work sessions.
• Versatile across common metals – A reliable choice for thick steel, cast iron, aluminum, and other alloys often encountered in fabrication, maintenance, and repair tasks.

Ideal for machinists, fabricators, and maintenance technicians who regularly drill through thick materials, the Somta Long Series Drill - HSS-E Parabolic Flute - 8.1mm is a dependable workhorse for automotive housings, structural components, heavy equipment, and manufacturing fixtures. It blends precision with durable construction so you can trust it to produce accurate holes on the first pass, reducing downtime and rework.

Practical tips for best results: run at appropriate speeds for the material, use a steady feed, and apply a cutting fluid to minimize heat. When drilling deep into a thick workpiece, consider light pecking to clear chips and prevent clogging, and ensure the drill remains sharp for the cleanest holes and the longest tool life.