What is the application effect of Good Drilling Teeth on construction site? Good drilling teeth have the features of high drilling efficiency, good wear resistance, and durability. This video shows the actual application of our bullet teeth dril...

Sorry for the long absence. It’s not that we didn’t want to post, but as a real manufacturing factory for drilling tools, we’ve been extremely busy. Especially since moving to our new factory in Miluo, I’ve been constantly tied up with domestic order...