Truthread Plug Thread Gauge (D/E) - UNF - Right Hand - 2B - 1.1/16x12 Pilot Drill 4 threads in hardened workpieces

4 threads in hardened workpieces are required

while the left-hand flute aids efficient chip control during reaming operations

57 mm size in standard length

and longer tool life across mold steels and carbon steels up to 55 HRc

It integrates smoothly with standard tooling sets and taper shank holders

Truthread Plug Thread Gauge (D/E) - UNF - Right Hand - 2B - 1.1/16x12 Pilot Drill 4 threads in hardened workpiecesThe Truthread Plug Gauge (D E) UNF Right Hand 2B 1 1 16x12 is a precision instrument designed to verify the internal threads of holes. Built to conform to Unified National thread standards, including UNC, UNF, and UNEF, this gauge delivers reliable go no go checks with tight tolerances for consistent results in machining, assembly, and quality control environments. Designed with a tapered profile and a convenient handle, it inserts easily into