Go to homepage
Go to homepage
Skip image gallery
Technical drawing of a VÖLKEL thread tap with labeled diameters and lengths.
Technical drawing of a VÖLKEL thread tap with labeled diameters and lengths.
UNEF (Unified extra fine)

Hand Tap Bottoming ISO 529 Form C HSS-G - UNEF 1/4 x 32

Item no. 83821-3

€5.50

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 Unified Extra Fine Thread
Standard ISO 529
Form Form C
Material HSS-G
Tolerance 2B
Size UNEF 1/4 x 32
Overall length (L1) 66 mm
Thread length (L2) 19 mm
Core hole diameter (D1) 5.6 mm
Shank diameter (D2) 6.3 mm
Drive connector 5.0 mm
Item number 83821-3
Type of flute straight fluted
Application for blind holes
Thread standard ANSI B 1.1

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.
Application consulting
Always the perfect product for your application situation
Request consulting
This website uses cookies to ensure the best experience possible. More information...