Niigata Seiki SK High Tap for blind holes Japanese-made M4x0.7

Size: Total length 57 x outer diameter 5 mm Mass: 5g Applications: For threading blind holes in general steel materials, stainless steel, brass, copper, aluminum, resin, etc. Material: High-speed steel (SKH) homo-treated Tap thread diameter: M4 Pitch: 0.7mm Drill diameter for pilot hole: 3.3mm