5PCS Titanium Step Drill Bit – 4241 HSS Step Bit with Two Spiral Grooved, 50 Sizes from 3/16″ to 1-3/8″, Steps Bits for Metal, Aluminum, Wood & Plastic, for Electricians & DIY Spiral 5Pcs Set
A versatile 5-piece titanium-coated HSS step drill bit set with spiral dual flutes and a 118° split point for faster, cleaner holes across common materials like sheet metal, aluminum, plastic, and wood.