High Speed Steel Fractional Self Starting, 1 2 in, 1 Step ORS NASCO Powerful aluminum WhisperJet® silencer nozzle Solid Powerful aluminum WhisperJet® silencer nozzle Solid conical tip prevents blockage of nozzle Features ergonomic Reduces energy costs Extends cable life Helps produce consistent welds Allows ground location to be easily changed Single flute cutting edge for greater control through steps Hex shank prevents slipping in drill chuck Also available with (TiN) coating for longer life New SpeedPoint tip penetrates faster than previous Unibits and prevents walking Ideal for drilling holes into thin materials such as stainless steel plastic and laminates