Aircraft Extension Drill Bit Set Three Sixteenth Inch By Six Inch High Speed Steel Bits For Metal Drilling Oxide Coated Round Shank Tough As Nails Durability Pro Grade Quality Pack Of Twelve DWDA C Series

Aircraft Extension Drill Bit Set 3/16 x 6 in HSS Oxide
✔️ 3/16 in x 6 in HSS drill bits, oxide-coated, round shank, pack of 12

These high-speed steel drill bits are designed for metal drilling in aerospace, automotive, and general shop work. They feature a black oxide coating for lubricity and wear resistance, and a round shank compatible with most toolholding systems. The 135° split point is self-centering and reduces thrust, making penetration into mild steels easier. This set is manufactured to the DWDA/C Series and National Aerospace Standard 907 standards for durable, pro-grade performance.

✅ 3/16 in diameter by 6 in length
✅ Black oxide coating reduces friction and promotes coolant flow
✅ Round shank fits most toolholding systems
✅ 135° split point for self-centering entry
✅ National Aerospace Standard 907 compliant
✅ Pack of twelve bits in DWDA/C Series

💡 What is a high-speed steel drill bit set with a 135° split point used for in metalworking?

It’s handy for precise starts and durable drilling in mild steels and other metals, with a self-centering point to reduce wandering.

- For metalworking with aerospace and automotive applications - 3/16 x 6 in HSS with oxide coating for durability - 135° split point for self-centering entry and reduced thrust - Round shank provides broad compatibility with chucks