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Technical drawing of a VÖLKEL thread tap with labeled diameters and lengths.
Technical drawing of a VÖLKEL thread tap with labeled diameters and lengths.
BSW (Whitworth)

Hand Tap Bottoming JIS B-4430 Form C HSS-G - BSW 7/8 x 9

Item no. 94434-3

€26.80

in stock - more than 100 pieces available
Application

Application:

for general use

  • non abrasive material up to 900 N/mm²
  • unalloyed and low alloyed steel
  • for through and blind holes
  • for thread cutting by hand
Additional information
Type of thread Whitworth-Thread
Standard JIS B-4430
Form Form C
Material HSS-G
Tolerance medium
Size BSW 7/8 x 9
Overall length (L1) 115 mm
Thread length (L2) 55 mm
Core hole diameter (D1) 19.25 mm
Shank diameter (D2) 17.0 mm
Drive connector 13.0 mm
Item number 94434-3
Type of flute straight fluted
Application for blind holes
Thread standard BS 84

Application:

for general use

  • non abrasive material up to 900 N/mm²
  • unalloyed and low alloyed steel
  • for through and blind holes
  • for thread cutting by hand
Die visible through a larger die.
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