Cobalt Steel Short Length Drill Bit Set With Metal Case Gold Oxide Finish 135 Degree Split Point 60 Piece Sizes 60 Through 1 For Hardened Ferrous Materials Handy Go To Jobsite Must Have
✔️ 60-piece cobalt steel set, 135-degree split point, gold oxide
This short length drill bit set includes 60 cobalt steel drill bits ranging from #60 to #1, packed in a gray epoxy-coated steel index case with labeled compartments for easy organization. The bits feature a self-centering 135-degree split point and a gold oxide finish for improved rigidity and wear resistance on hard ferrous materials. The case measures 4-3/4 x 3-1/2 x 1-1/4 inches (H x W x D) and the round shank fits most drill chucks. Made in the USA.
✅ 60 cobalt steel bits sized #60 through #1
✅ Gold oxide finish lubricates and resists wear on ferrous materials
✅ Self-centering 135-degree split point improves hole accuracy
✅ Extra thick web increases strength and rigidity for heavy-feed drilling
✅ Short length and round shank fit most drill chucks
✅ Gray epoxy-coated steel index case with labeled compartments
✅ Case dimensions 4-3/4 x 3-1/2 x 1-1/4 inches
💡 What is a cobalt steel drill bit set used for in metalworking? This handy kit is built for drilling hard ferrous metals and heavy-duty projects.
- Heavy-duty drilling for hardened steel and iron
- Self-centering 135-degree split point reduces the need for pilot holes
- Cobalt alloy delivers longer tool life under high drilling temperatures
- Gold oxide finish lowers friction and extends bit life