#!trpst#trp-gettext data-trpgettextoriginal=2271#!trpen#Posté le #!trpst#/trp-gettext#!trpen# #!trpst#trp-gettext data-trpgettextoriginal=2272#!trpen#par mdboltnut#!trpst#/trp-gettext#!trpen#
First, let’s understand the basic parameters of threads Understanding the basics of our workouts
International Metric Thread System
American Standard Thread
Unified Thread
Jointly formulated by the United States, the United Kingdom, and Canada, it is the commonly used British thread. The thread angle is also 60 degrees, and the specification is expressed in threads per inch. This kind of thread can be divided into coarse thread (UNC); fine thread (UNF); extra fine thread (UNEF). The representation is as 1/2-10UNC. (1/2: outer diameter; 10: number of teeth per inch; UNC code)
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