Specification Brand : M & J Tooling LLC ItemName : New M25 X 1 6g Solid Thread Ring GAGES 25 1.0 GO NO GO P.D.'S = 24.324 & 24.199 - DW34306AX5 ItemTypeKeyword : thread-gauges Manufacturer : M & J Tooling LLC NumberOfItems : 1 PartNumber : DW34306AX5 ProductDescription : YOU ARE PURCHASING THE PICTURED RIGHT HANDSOLID THREAD RINGGAGES.