Cobalt Aircraft Extension Drill Bit Set Size 40 6 Inch Pack Of 12 GLBCO Series Cuts Stainless Steel Inconel Titanium 135 Degree Split Point Prevents Walking Gold Oxide Finish Round Shank Ideal For Tough Materials
✔️ 6 in overall length cobalt aircraft extension drills, 12-pack
These cobalt aircraft extension drills are long, high-performance bits designed to reach deep spaces in metalworking. They excel at drilling tough metals like stainless steel, Inconel, and titanium, common in aerospace and industrial settings.
✅ 6" overall length for increased reach with a round shank
✅ Pack of 12 drills in the GLBCO cobalt aircraft extension series
✅ 135° split point self-centering design reduces thrust and walking
✅ Cuts stainless steel, Inconel, and titanium with a cobalt alloy
✅ Gold oxide finish offers stable performance and corrosion resistance
✅ National Aerospace Standard 907 compliant for aerospace-grade use
💡 What is a cobalt aircraft extension drill bit set used for in metalworking? This handy set helps you reach tight areas and drill tougher metals with precision.
- deep reach for hard-to-access spots with stainless steel, Inconel, or titanium
- self-centering 135° split point minimizes wandering during entry
- compatible with round-shank holders for versatile setups