While using a drilling machine and the threaded bushing it is very important that the user takes few precautious steps to safeguard him from the health hazards.
• While drilling holes, small particles of the material might come out from the piece. They are mostly in the form of powder and there are higher possibilities that these come and affect our eyes. So it is always advisable to use a safety mask to protect the face from these particles.
• Once inserts are done, check twice to see it they have made that bridge between the material and the thread properly without giving away.