Specification

BS 341 Part 1 – 1991  (Gauges as per old BS 341-1962 are manufactured on request)
DIN 477- 1984

Manufacturing Range

Taper Thread Plugs, Plain Taper Plug Gauges, Taper Thread Ring Gauges,Master Check Plug to check Rings, Plain Taper Rings to check crest Truncation of Major Diameter, Plain Taper Check Plugs to check Plain Taper Ring Gauges.

As per BS 341 Part 1 – 1991 –   Sizes covered are from 16T, 18T, 19T, 25T, 26T, 32T

As per DIN 477- 1984 –  Sizes covered are from 19.8, 28.8, 31.3.