6-Piece Titanium-Cobalt M35 Step Drill & Serrated Bit Set (Heavy-duty Metal & Timber)
6-Piece Titanium-Cobalt M35 Step Drill & Serrated Bit Set (Heavy-duty Metal & Timber)
If you're drilling through tough metals on a regular basis, our M35 Cobalt Step Drill Bit Set is built for the challenge. Engineered from premium alloy steel with 5% cobalt content (M35 grade), this set doesn’t just cut—it powers through hardened materials where standard bits stall. Ideal for professional fabricators, maintenance techs, and workshop specialists, it's your go-to choice when precision and strength matter under pressure.
Unlike surface-coated alternatives, M35 cobalt bits are alloyed for superior durability and heat resistance, maintaining their cutting edge at high speeds and temperatures. Whether you're punching holes in stainless steel, cast iron, or alloyed metals, this set delivers clean results with less bit fatigue and fewer replacements.
Features:
- M35 cobalt alloy resists heat for extended tool life
- Drills through hardened metals and timber with ease
- Precision-ground edges for clean, burr-free holes
- Includes 3 step drills and 3 serrated bits
- Ideal for automotive, fabrication, and maintenance tasks
- Maintains sharpness under high-speed, heavy-duty use
- Durable construction handles stainless steel and cast iron