Niigata Seiki threading tap set (SK) Japanese-made M3x0.6

Size: Total length 50 x outer diameter 4 mm Mass: 15g Applications: For creating internal threads in general steel materials, brass, copper, aluminum, resin, etc. Material: Alloy tool steel (SKS) Tap screw diameter: M3, pitch: equivalent to 0.6mm, pilot hole drill diameter: equivalent to 2.4mm Pitch: 0.6mm Drill diameter for pilot hole: equivalent to 2.4mm