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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.
UNC (Unified coarse) left hand

Hand Tap Second ISO 529 Form D HSS-G left hand thread - UNC 5/16 x 18 LH

Item no. 82311-2

€8.80

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 coarse thread
Standard ISO 529
Form Form D
Material HSS-G
Tolerance 2B
Size UNC 5/16 x 18 LH
Overall length (L1) 72 mm
Thread length (L2) 22 mm
Core hole diameter (D1) 6.6 mm
Shank diameter (D2) 8.0 mm
Drive connector 6.3 mm
Item number 82311-2
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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