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VÖLKEL hand taper tap for accurate thread cutting in steel and non-ferrous metals – ideal as the first tool in the set.
Technical drawing of a VÖLKEL thread tap with labeled diameters and lengths.
VÖLKEL hand taper tap for accurate thread cutting in steel and non-ferrous metals – ideal as the first tool in the set.
Technical drawing of a VÖLKEL thread tap with labeled diameters and lengths.
UNF (Unified fine)

Hand Tap Rougher DIN 2181 HSS-G - UNF No. 12 x 28

Item no. 24312-1

€4.50

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 Fine Thread
Standard DIN 2181
Material HSS-G
Tolerance 2B
Size UNF No. 12 x 28
Overall length (L1) 50 mm
Thread length (L2) 14 mm
Core hole diameter (D1) 4.7 mm
Shank diameter (D2) 6.0 mm
Drive connector 4.9 mm
Item number 24312-1
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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