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Cap Spec.
・All products have gone through heat treatment process that meet the international standard requirements.
・All 1/2" to 12" Caps are made from sheet at one-piece forming.
JIS B 2309 Dimension Chart
JIS B 2309 - Cap
JIS B 2309 Table of Specification
JIS B 2312 / 2313 Dimension Chart
JIS B 2312／2313 - Cap
JIS B 2312 / 2313 Table of Specification
