115 Piece Jobber Drill Bit Set Built With M35 High Speed Steel And 5 Percent Cobalt, 135 Degree Point, Cobalt Drill Bits For Stainless Steel, Cast Iron, Wood And Plastic, Includes Storage Box, Ready For Tough Materials And Long Lasting Performance

115-Piece M35 Cobalt Jobber Drill Bits with Box
✔️ 115-piece set with M35 HSS, 5% cobalt, 135° split tip

115-piece jobber drill bit set made from M35 cobalt HSS, designed for tough metals like stainless steel and cast iron, and handy for plastics and wood as needed. The included storage box keeps sizes organized in any shop, job site, or garage workshop.

✅ Material: M35 cobalt high-speed steel with 5% cobalt
✅ Range: 1/16" to 1/2" fractional, A-Z letters, #1-#60
✅ Tip: 135-degree split point for self-centering starts
✅ Shank: Fully ground twist shank for efficient chip clearing
✅ Case: Heavy-duty indexed metal storage box for quick access

💡 What is a cobalt drill bit set best used for in metalworking and tough materials? This handy guide covers common uses and benefits.

• Ideal for drilling hardened steel, stainless steel, and cast iron
• 5% cobalt improves heat and wear resistance for longer bit life
• 135-degree split point helps avoid wandering and ensures clean starts
• Suitable for plastics and wood for neat, precise holes