Best Drill Bits for Stainless Steel (Cobalt Picks + Buying Guide)
The best drill bits for stainless steel are cobalt (M35 or M42) with a 135° split point. Here are our top picks, a comparison table and a buying guide.
TopicMetal & Stainless Steel Bits
The best drill bits for stainless steel, hardened steel and other metals, with cobalt and carbide options compared.