1pcs Straight Flute Tap:Thread size: M14 x 1.5 (right hand); thread length: 30mm / 1.18"; square shank size: 8.9mm / 0.35"; total length: 93.5mm / 3.68"1pcs Drill Bit:Drill size: 12.5mm (right hand); cutting edge length: 100mm / 3.94"; shank diameter: 12.5mm / 0.49"; total length: 150mm / 5.91"Descriptions:Thread tap adopts straight flute design, with clear threads and no burrs. Screw tap provides downward chip removal, fast and precise tapping, suitable for through holes or shallow blind holes. 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.