Download or read book GB T 5357 2023 Translated English of Chinese Standard GB T 5357 2023 GBT5357 2023 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2023-12-22 with total page 17 pages. Available in PDF, EPUB and Kindle. Book excerpt: This document specifies the product classification and marking, technical requirements, test methods, inspection rules, markings, packaging, transportation, and storage of keys for hexalobular socket screws, and describes the corresponding test methods. This document applies to hexalobular keys (hereinafter referred to as "keys") for tightening hexalobular socket screws and bolts.