GB/T 4389-1995
Assembly tool for screws and nuts--open-end double-head engineers wrenches, double-head box wrenches and combination wrenches--Maximum outside dimensions of heads (English Version)

Standard No.

GB/T 4389-1995

Language

Chinese, Available in English version

Release Date

1995

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Status

Be replaced 2014-05

Replace By

GB/T 4389-2013

Latest

GB/T 4389-2013

Scope

This standard specifies the maximum size of the head shape of solid wrenches, ring wrenches and dual-purpose wrenches. This standard is applicable to the solid wrench, ring wrench, dual-purpose wrench, percussion solid wrench and percussion ring wrench specified in GB/T 4625 (numbered respectively 1, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14).

GB/T 4389-1995 history

• 2013 GB/T 4389-2013 Double-headed open-ended wrenches,double-headed box wrenches and combination wrenches.Maximum widths of heads
• 1995 GB/T 4389-1995 Assembly tool for screws and nuts--open-end double-head engineers wrenches, double-head box wrenches and combination wrenches--Maximum outside dimensions of heads