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Three parallel metal taps with square drives and cutting threads, used for creating internal threads in holes.
Technical drawing of a VÖLKEL thread tap with labeled diameters and lengths.
Three parallel metal taps with square drives and cutting threads, used for creating internal threads in holes.
Technical drawing of a VÖLKEL thread tap with labeled diameters and lengths.
NPT - NPF (tapered)

Hand Tap set of 3 pieces ISO 529 HSS-G - NPT 1/4 x 18

Item no. 88414S3

€46.50

Available on request
Application

Application:

for general use

  • non abrasive material up to 900 N/mm²
  • unalloyed and low alloyed steel
  • for thread cutting by hand and machine
  • for through and blind holes
Additional information
Type of thread american tapered pipe thread, taper 1:16
Standard ISO 529
Material HSS-G
Tolerance medium
Size NPT 1/4 x 18
Overall length (L1) 67 mm
Thread length (L2) 19 mm
Core hole diameter (D1) 11.1 mm
Shank diameter (D2) 10.0 mm
Drive connector 8.0 mm
Item number 88414S3
Type of flute straight fluted
Application for through and blind holes

Application:

for general use

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