Irwin 15101ZR Titanium Fractional Step Drill Bit, 1/8"-1/2" Steel Gas Line /3 = 3 insulated wires

/3 = 3  insulated wires with bare ground

Applicable Materia: Brick

Appropriate for thru the wall where applicable

Dripless tip guard

Foam-in-place gasket

Irwin 15101ZR Titanium Fractional Step Drill Bit, 1/8"-1/2" Steel Gas Line /3 = 3 insulated wiresSelf 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 Hole size : 1 8 1 2" # of hole steps=13 WARNING: Cancer and Reproductive Harm www.