Master Setting Plug & Thread Ring Gages

HEMCO Chrome process is applied to thread ring for extended life
Set plugs are manufactured from 0-1 Tool Steel
All gages are made to ANSI B47.1 and applicable thread standards
All thread ring gages are root relieved for adjustability and longer life. NoGo rings are identified by a groove around the outside diameter
We recommend the you purchase or provide us your setting plug at time of purchase to ensure proper fit and adjustment
Set Plugs are built to "X" tolerance on pitch diameter and major diameter, and "W"
tolerance on lead and flank angles.
"W" tolerance on pitch diameter is optional and must be specified