Get 3X faster* hole cuts and 4X longer life* with these super-hard cobalt alloy step drill bits.
Hercules® super-hard cobalt alloy step bits stand up to heat and tough materials to stay sharper longer. The step drill bits automatically deburr holes as you drill and the spiral-flute design provides faster, smoother cutting. StarterPoint™ No-Walk Fast Start provides quick clean holes in materials from wood to stainless steel.