2pcs Spiral Point Tap:Thread size: M2 x 0.4 (right hand); thread length: 10mm / 0.39"; square shank size: 2.5mm / 0.1"; total length: 40mm / 1.57"2pcs Drill Bit:Drill size: 1.6mm (right hand); cutting edge length: 20mm / 0.79"; shank diameter: 1.6mm / 0.06"; total length: 40mm / 1.57"Descriptions:Thread tap adopts spiral point and straight flute design, with clear threads and no burrs. Screw tap provides downward chip removal, fast and precise tapping, suitable for through-hole threads. Machine tap is used in drill presses, tapping, CNC and milling machines. Not recommended for hand use and electric drill tapping.Twist drill bit adopts a spiral flute chip space design to remove chips quickly and cleanly. Cutting edges provide neat and smooth cuts.
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