Specification Brand : M & J Tooling LLC ItemName : New M24 X 2 6g Solid Thread Ring GAGES 24 2.0 GO NO GO P.D.'S = 22.663 & 22.493 - DW33444MJ ItemTypeKeyword : thread-gauges Manufacturer : M & J Tooling LLC NumberOfItems : 1 PartNumber : DW33444MJ ProductDescription : YOU ARE PURCHASING THE PICTURED RIGHT HANDSOLID THREAD RINGGAGES.