2 Pack Solid Carbide Drill Bits For Hardened Steel Heavy Duty Metal Work Pro Grade Tungsten Carbide Jobber Length 118 Degree Four Facet Point 1 4th Inch Fractional Size Aerospace Standard HRa 91.3 K20

Two-Pack Solid Carbide Drill Bits for Hardened Steel
✔️ 1/4 in drill (6.35 mm), 2 in flute (50.8 mm), 3.25 in overall length

These solid carbide drill bits are built for heavy-duty metalworking tasks. They excel on hardened steels, chrome, titanium, inconel and other tough metals, delivering long-lasting sharpness and precise hole quality in aerospace, automotive, and general manufacturing applications.

✅ Pack of Two drills
✅ Drill size: 1/4 inch
✅ Flute length: 2 inch
✅ Overall length: 3-1/4 inch
✅ Tungsten Carbide Grade (ISO): K20
✅ Binder: 8% Cobalt
✅ Hardness: 91.3 HRa
✅ Uncoated
✅ 118° four facet point
✅ Compatible materials: aircraft metals, chrome, titanium, inconel, stainless steel, steel, aluminum, copper, glass, plastics, composites
✅ Suitable for high feed rates and efficient chip disposal

💡 What is a solid carbide drill bit used for in hardened steel and aerospace work? It’s handy for drilling tough metal materials where long life and precision matter.
- long-life carbide with ISO K20 grade for hard metals
- requires a rigid drilling setup like a drill press to avoid breakage
- can drill wet or dry for metalworking efficiency
- ideal for aerospace, automotive, and heavy industry drilling