Niigata Seiki (SK) Japanese-made threading tap M4x0.7

Size: 56mm (length) x 5mm (outer diameter) Weight: 6g Application: For cutting internal threads in general steel materials, brass, copper, aluminum, and resin, and for repairing damaged threads. Material: Alloy tool steel (SKS) Tap thread diameter: M4 Pitch: 0.7mm Drill diameter for pilot hole: 3.3mm