Cobalt Drill Bit Set 29 pcs M35 HSS twist bits with case
M35 cobalt high-speed steel drill bits for hard materials, with a self-centering 135° split point for precise, cooler drilling. Users note good value and variable sizes; some report durability concerns
Highlights
- M35 cobalt for extended tool life
- self-centering 135° split point
- indexed round case for organization
Pros
- high speed steel M35 cobalt content
- 135 split point for self-centering
- fully ground twist design for chip clearance
- variety of sizes
- indexed round case
Cons
- mixed durability and sharpness feedback
- some reports of bits breaking or dulling quickly
- steel quality described by some as cheap
Best For
Features
- M35 cobalt high speed steel for extended tool life when drilling hard materials
- 135-degree split point with round straight shank for self-centering and reduced walking
- Fully ground twist design helps clear particles faster and minimize heat
- Suitable for tough materials like stainless steel, cast iron, high temp and titanium alloys
