SPIRAL FLUTED TAPS ARE DESIGNED PRIMARILY FOR MACHINE TAPPING IN BLIND HOLES. THEY ARE SUITABLE FOR TAPPING IN SOFT MATERIALS SUCH AS ALUMINUM AND SOFT STEELS, WHICH PRODUCE LONG AND STRINGY CHIPS. THE SHEAR ACTION PROVIDED BY THE SPIRAL FLUTES DRAWS THE CHIPS OUT OF THE HOLES, ALLOWING GREATER DEPTH OF THREADING WITHOUT CHIP CLOGGING.
CUTTING TOOLS, DRILLS AND TAPPING OIL