#3 HSS Step Drill Bit (1/4" - 3/4" by 1/16")

Step drills have single radial concave flutes to create a perfectly round hole in metal, plastic wood and other thin materials without center punching. Constructed of industrial grade high-speed molybdenum steel, heat-treated and temperature for long life. Self-starting tip. No center punching needed. Automatically deburrs top side of hole. Ideal for steel, copper, aluminum and other thin materials. They have a bright finish.

Place your order by 2 PM and it will ship for next business day delivery in most cases. We utilize reliable 24-hour carrier services whenever available to help ensure your order arrives on time.

A minimum order of $99 is required. Orders meeting this minimum qualify for standard shipping rates. Additional charges may apply for deliveries to remote or hard-to-reach areas, as determined by the carrier.

AAA Industrial Supply does not handle product warranties directly. All warranties, if applicable, are provided and administered by the manufacturer.

Warranty terms, coverage, and claims are subject to the manufacturer’s policies. For warranty support, customers must contact the manufacturer directly with proof of purchase.