Manual gages used in production lines to assure that the work-pieces  have been correctly machined. Designed according to the different kind of feature they have to gage: plugs for I.D., snaps or rings for O.D., templates, flush-pins, combination gages  (diameter and depth), special shape gages. The  GO member is designed to enter the machined feature; the NO-GO member to not enter. The more frequently checked features are: Hole dimension and depth Plain outside diameter Length and thickness Male and female threads Spline shafts and bores Chamfers Radius Angles  MG has a wide range of standard off-the-shelf products: PLAIN GAGES THREAD GAGES SPLINE GAGES Special gages can be provided according to customer or MG design.