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Isolated, black-oxide machine tap with spiral flutes and lead form B according to DIN 371, perfect for blind holes in steel and non-ferrous metals.
Technical drawing of a VÖLKEL thread tap with labeled diameters and lengths.
Isolated, black-oxide machine tap with spiral flutes and lead form B according to DIN 371, perfect for blind holes in steel and non-ferrous metals.
Technical drawing of a VÖLKEL thread tap with labeled diameters and lengths.
UNC (Unified coarse)

Machine Tap Form C 35° Spiral Flute HSSE VAP - UNC 7/8 x 9

Item no. 92112

€38.80

in stock - more than 10 pieces available
Application

Application:

for general use

  • non abrasive material up to 900 N/mm²
  • unalloyed and low alloyed steel
  • for blind holes

VAP-coating:

  • improved adhesion of the coolant and Lubricant
  • reduces tearing of the lubricating filand the formation of cold welding
Additional information
Type of thread Unified coarse thread
Standard ANSI
Form Form C
Material HSSE
Tolerance 2B
Size UNC 7/8 x 9
Overall length (L1) 4.69
Thread length (L2) 1.063
Core hole diameter (D1) 19.5 mm
Shank diameter (D2) 0.697
Drive connector 0.523
EAN 4022835921127
Item number 92112
Type of flute 35° Spiral Flute
Application for blind holes
Thread standard ANSI B 1.1
Coating VAP

Application:

for general use

  • non abrasive material up to 900 N/mm²
  • unalloyed and low alloyed steel
  • for blind holes

VAP-coating:

  • improved adhesion of the coolant and Lubricant
  • reduces tearing of the lubricating filand the formation of cold welding
Die visible through a larger die.
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