E1118-36NO9 UNF Hand Tap Straight Flute

Set of straight flute serial taps NO9 for Unified National Fine thread UNF 8 with 36 TPI and 2B class of fit, consisting of 1 tap with a truncated thread profile and 3.5-5xP second lead and 1 tap with a 2-3xP plug lead, dimensions according to DIN 2181 standard with 6.0mm shank and 4.9mm square drive, HSS with bright finish for 1.5xD through or blind hole threading in free machining steel and non-ferrous metals