العربية 
English 
Español 
हिन्दी 
Português do Brasil 
Русский 
日本語 
Deutsch 
한국어 
Français 
Türkçe 
Polski 
Tiếng Việt 
Italiano 
简体中文 
At present, the vast majority of metal cutting is carried out by wet method mainly...
The performance of tool breakage 1) Cutting edge micro collapse When the material structure, hardness...
The top angle of the twist drill is usually 118 °， It can also be...
The misunderstanding of quality problems The quality of the product is produced, not tested. Only...
Turning refers to lathe processing, which is a part of machining. Lathe processing mainly uses...
The difference between u-drill and ordinary drill is that u-drill uses blades – peripheral blade...
1. Form the design concept and improve the overall strategy. The process of mechanical design...
How to be a qualified mechanical engineer? First of all, what a mechanical engineer needs...
Burr in metal processing is a problem that everyone will encounter, such as drilling, turning,...
1、 Composition of turning tool Turning tool is composed of tool head and tool body....