... .OD:9mm-200mm 3.length:3m or as your requirements high quality stainless steel pipes StandardASTM,AISI,GB,BS,JIS,EN,DISOuter ... as an alternative to blued or parkerized steel. Some handgun models, such as the Smith & Wesson Model 60 and the Colt ... . We have more than 3 years of experiences in producing high quality stainless steel products, such as: 201, 301, 304, 321, 316 ...