Set of straight flute hand taps NO7 for British Standard Pipe thread G 3/8" with 19 TPI and Normal class of fit, consisting of 1 tap with a 4-6xP second lead and 1 tap with a 2-3xP plug lead, dimensions according to ISO 2284 standard with 12.5mm shank and 10.0mm square drive, HSS with bright finish for 1.5xD through or blind hole threading in free machining and plain carbon steel
Applications:
P - Steel and cast steel(steels with alloy content ? 10% and a hardness of < 45HRC) - Primary use
K - Cast Iron(castings of iron and carbon alloys with > 2% carbon content) - Possible use
N - Non-ferrous metals(metals including alloys without an appreciable amount of iron) - Possible use
For additional details please check the Manufacturer's site: