Step Drill Bit Set Featuring 4 Flute Design With 1 3/8 Inch Range And M35 Cobalt Construction For Drilling Stainless Steel And Hard Metal Like A Champ

Six step drill kit for stainless steel and metal cutting jobs
✔️ M35 cobalt 89HRC hardness drill bits 1/4 inch shank size and 6 pack

This handy 6 piece step drill bit set is designed for efficient drilling across various hard surfaces. It supports smooth operations on electric tools when working with metal sheets or plastics in shops.

✅ High hardness material ensures durability during repetitive drilling tasks
✅ Versatile hole size range covers most small to medium diameter needs
✅ Compatible with standard 1/4 inch chucks on power drivers

💡 What advantages come from choosing cobalt step drill bits for industrial use?
These tools provide superior heat resistance and extended life compared to normal ones.

• Better wear rate on hard metals reduces bit changing frequency significantly
• Reduced heat buildup protects material integrity during deep drilling cycles
• Faster cutting speeds allow users to complete jobs much quicker daily