Hand Tap UNC 7/8-9 DIN 352/3 HSS 2B

Technical data of 7/8-9 UNC hand tapping machine

Technical data:

- thread diameter d1 -7/8''

- thread pitch 1''/P - 9 turns

- thread pitch P in mm - 2,82 mm

- total length l1 - 100 mm

- length of working part l2 - 32 mm

- diameter of grip part d2 - 18 mm

- length of the side of the square driver a -14,5 mm

- threaded hole - 19,5 mm

Set of 7/8-9 inch UNC American hand taps

3-piece set of professional threaders for manual cutting of American unified UNC threads. These are regular threads, 7/8 inch diameter, 9 coils per inch, 60 degree angle. The tolerance field of the threads made is 2B. They are suitable for machining through-holes and blind holes. The unified hand threaders we offer are manufactured by the well-known Serbian company Bucovice.

The Cztool brand Bucovice is known and appreciated by professionals all over the world, especially for its high quality workmanship and long service life. The hand taps on offer at our store are designed for machining materials classified as P1.2 - P1.3 (unalloyed steels, metals, non-ferrous metals, metal alloys and plastics). They have been manufactured from modern high-grade HSS, which allows for high machining efficiency and improved quality. In addition, HSS threaders are resistant to possible damage to the blade during cutting (breaking, blunting, chipping, chipping) and at the same time high precision threading.