ASTRO PNEUMATIC 9442 BLUE STEEL 2PC MAX-DUTY STEP DRILL SET

The Astro Pneumatic Tool 9442 Blue Steel 2-Piece Max-Duty Step Drill Set is the ultimate multi-purpose max duty option for professionals. Including the two most popular automotive sizes (up to ½” by 32ths and ¾” by 16ths) these 3-flatted shank step drills feature Titanium Aluminum-Nitride for the greatest possible heat and wear prevention. This unique formulation replaces itself with an additional clear oxide wear preventing coating when worn away after extended use. Together with a double fluted design for clean round cuts, this set is made to laser through everything from sheet metal and stainless to ½” thick cold formed plate.