Irwin 15103ZR Unibit Step Drill Bit, 1/4-3/4" GiftsForSeason Keep in mind that percolated

Keep in mind that percolated coffee often tastes stronger than drip coffee so experiment with water and coffee levels to achieve your favorite brew

Great for a Variety of Surfaces

Air Speed: 180/230 mph

Extra resistance to thermal degradation provides superior protection against oxidation & deposit formation & prevents acid formation for exceptional protection against rust & corrosion

Irwin 15103ZR Unibit Step Drill Bit, 1/4-3/4" GiftsForSeason Keep in mind that percolatedSelf starting bit features single flute cutting edge for greater control through steps; three flatted shank prevents slipping in drill chuck. SpeedPoint tip penetrates faster and prevents walking in applications such as drilling holes into stainless steel, copper, brass, aluminum, plastic, laminates and other thin materials up to 1 8" thick. Highlights: Titanium # Of Hole Steps : 9 Hole Size : 1 4 3 4" WARNING: Cancer and Reproductive Harm www.