Durable M35 Cobalt Steel – Crafted from premium M35 cobalt steel, these step drill bits are impact-resistant and built to last, cutting smoothly through stainless steel, plastic, aluminum, and more with minimal wear
Versatile 3-Piece Imperial Set – Includes sizes from 1/8" to 7/8" across 3 bits(34 TOTAL STEP SIZE: Includes 3 piece drill bits with 1/8" - 1/2", 1/4" - 3/4", 1/8" - 7/8"), perfect for tasks like HVAC ductwork, plastic enclosures, or any home DIY project requiring precise diameter expansion
Four Spiral Flute Design – Our advanced spiral flute step drill bits ensure fast chip removal and reduced heat, drilling like a hot knife through butter – perfect for smooth, round holes every time
Made for Professionals & DIYers – Whether you're an electrician, metal fabricator, or weekend DIY enthusiast, these step drill bits offer unmatched control and precision for panel installs, automotive metal work, and custom builds
Quick Change Hex Shank – Designed with a secure 1/4"" hex shank, these step drill bits fit tightly into standard drills, preventing slippage and making them ideal for maintenance workers and hobby machinists