$62.99 1PC 1/8 1/2 Step Drill Bit Set Titanium Coated High Speed Steel Step Drill Hole Cutter Power 
Milwaukee #1 SHOCKWAVE Impact Duty 1/8 - 1/2 Step Drill Bit 48-89-9241 hex shank 45242505050 | eBay
Drillpro 1/2 HSS High Speed Steel Heavy Duty Reduced Shank Twist Drill Bit Set 8Pcs Drill Bits 
