UNC (Unified coarse) left hand

UNC (Unified coarse) left hand

Hand taps, Unified Coarse thread ANSI B 1.1

Hand taps for UNC left hand threads suitable for non abrasive materials up to 900 N/mm² and for threading in through or blind holes. Available in cylindrical and conical (non-serial) form.

Hand taps for american UNC left hand threads

  • Hand taps (UNC) acc. to DIN and ISO standard
  • Variations from UNC No. 6 LH to UNC 1″ LH

VOELKEL Thread-cutting tools