Step Drill Bit: 3/8" Shank Dia, High Speed Steel, 9 Hole Sizes MPN:SDD43274737

This step drill bit simplifies hole drilling adjustments with a range of sizes from #40 to #60 in 5 steps, suited for 9 gauge to 21 ga thicknesses on various materials including metals and plastics, making it a versatile tool across automotive, shipbuilding or electrical engineering industries. Its high speed steel construction ensures durability when drilling harder substances while its cutting edge geometry guarantees precision and consistent holes improving the accuracy of final assemblies saving time re-driling avoiding costly mistakes. By providing multiple size options within one bit, this product offers increased efficiency on production floors saving time, money and resources while keeping workers safe preventing human error during repetitive drilling tasks.