29 Piece Cobalt Drill Bit Set Pro Grade With Gold Oxide Coating One Sixteenth To One Half Inch Straight Shank 135 Degree Split Point M42 Cobalt Type J General Purpose Bits For Stainless Steel Titanium High Tensile Alloys And Inconel

29-Piece M42 Cobalt Drill Bit Set with Gold Oxide Coating
✔️ 1/16 to 1/2 inch, straight shank, 135° split point, Type J

This 29-piece cobalt drill bit set is built for hard metals like stainless steel, titanium, high-tensile alloys, and inconel. It uses M42 cobalt with a gold oxide coating for heat resistance and reduced wear. The straight shank (jobber length) fits most drill chucks, and the 1/16-1/2" size range covers common drilling tasks. Pack of 29 gives you a full set on hand. Made in the USA.

✅ 29-piece cobalt drill bit set with gold oxide coating
✅ Size range: 1/16 in to 1/2 in (1.6 mm to 12.7 mm)
✅ Straight shank, jobber length, 135-degree split point
✅ M42 cobalt HSS for high-temperature cutting
✅ For stainless steel, titanium, high-tensile alloys and inconel

💡 What is a long-tail question that helps buyers understand when to use cobalt drill bits?

This handy explanation helps buyers understand when to reach for cobalt bits. - Handy for stainless steel, titanium, inconel and other tough alloys - High heat resistance enables faster cutting without dulling - 135-degree split point improves starting accuracy and reduces wandering - Gold oxide coating lowers friction and extends bit life ✝️