21Pcs Cobalt Drill Bits Set, M35 HSS, 135 Degree Tip, Twist Jobber Length Drill Bit for Hardened Metal, Cast Iron, Stainless Steel, Plastic and Wood with Metal Indexed Storage Case 1/16"-3/8"

描述

🔩 Drill like a pro, last like a legend.

This 21-piece cobalt drill bit set features M35 high-speed steel with 5% cobalt for superior durability and wear resistance. The 135° split point design ensures fast, precise drilling with minimal walking, while the twist design efficiently clears chips. Suitable for hardened metals, cast iron, stainless steel, plastic, and wood, the set includes sizes from 1/16" to 3/8" and comes in a sturdy metal indexed storage case for easy organization.