stepped drill bits

Amazing deals on this 3 piece titanium nitride coated high speed steel step drills
& other step drill bits at Harbor Freight. A step drill bit is a drill bit that has the tip ground down to a different diameter. Northern Industrial Step Drill Bit Set � 3-Pc. Drilling Accessories I Metal Drilling- Step Drill Bits. This specialized stepped drill bit features a one-piece design that eliminates
clogging and provides a much smoother and faster drilling stroke than the drill
bits . These Step Drills are designed to predrill clearance holes through the first piece
of wood and pilot holes for the threads in the second piece of wood. Lenox Vari-Bit Step Drill Bits, Drills Fast, Clean, Round Holes! Shop were the
Professional Buy at AceTool. See more detail at http://stepped.drill.bits.bestcheaphanddrills.com