M2 HSS Quick Change 1/4" - 3/4" Step Drill Bit, Double Fluted Drill Bits, for Hole Drilling in Stainless Steel, Copper, Aluminum, Wood, Plastic, 1/4" Shank Step Bits

Transform your drilling experience with this professional-grade M2 HSS step drill bit. Featuring nine precisely marked sizes from 1/4" to 3/4", this versatile tool eliminates the need for multiple drill bits. The high-speed steel construction, enhanced with superior tungsten and molybdenum content, delivers exceptional durability and cutting performance. The polished steps with clearly visible size markings allow continuous drilling without interruption for size checks. Its double-fluted design and quick-change 1/4" hex shank ensure compatibility with impact-ready power tools for efficient bit switches. This robust step bit excels at creating clean holes in various materials including stainless steel (up to 12ga/2.7mm thickness), mild steel, galvanized steel, aluminum, copper, plastic, and wood. The specialized heat treatment and surface hardening optimize the bit's performance, making it an essential addition to any professional or DIY toolkit.

• PREMIUM MATERIAL: M2 HSS steel with enhanced Tungsten and Molybdenum content, plus Vacuum heat treatment and Nitride surface hardening for superior durability
• VISIBLE SIZING: Polished steps with clearly marked sizes from 1/4" to 3/4" allow continuous drilling without stopping to check measurements
• VERSATILE USE: Effectively cuts through stainless steel (up to 12ga), hardened metal, mild steel, galvanized steel, aluminum, copper, plastic, and wood
• QUICK CHANGE DESIGN: Features 1/4 inch hex shank for rapid bit changes and compatibility with impact-ready power tools
• NINE SIZE OPTIONS: Single bit provides 9 different hole sizes: 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", and 3/4", eliminating the need for multiple bits