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High-quality intermediate threading tap made of steel with sharp cutting edges for internal threads, suitable for manual and machine use.
Technical drawing of a VÖLKEL thread tap with labeled diameters and lengths.
High-quality intermediate threading tap made of steel with sharp cutting edges for internal threads, suitable for manual and machine use.
Technical drawing of a VÖLKEL thread tap with labeled diameters and lengths.
UNF (Unified fine)

Hand Tap Second ISO 529 Form D HSS-G - UNF No. 12 x 28

Item no. 83412-2

€4.50

2 weeks delivery time
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 Fine Thread
Standard ISO 529
Form Form D
Material HSS-G
Tolerance 2B
Size UNF No. 12 x 28
Overall length (L1) 62 mm
Thread length (L2) 17 mm
Core hole diameter (D1) 4.7 mm
Shank diameter (D2) 5.6 mm
Drive connector 4.5 mm
Item number 83412-2
Type of flute straight fluted
Application for through and 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.
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