The ejector pin or also called as pilot pin has 3 major functions: Centring: The ejector pin is exactly positioned to the centre punch mark. Switch the magnet on and the machine and tool are in the drilling position. Oiling: By means of the automatic internal lubrication, cutting oil is supplied via the ejector pin … Continue reading What is the advantage of an ejector pin of annular cutter?
INSTRUCTIONS TO USE ANNULAR CUTTERS The fast and easy method to drill holes in metal, is with the help of Annular cutters, also called as broach cutters, core drills, etc. Following pictogram images will show you how one can use annular cutters like a professional. Carefully practicing the following method of drilling will help you … Continue reading How to use annular cutters?
Twist Drilling vs. Annular Cutting by Tom Carroll, CS Unitec. Portable drilling in applications such as construction, steel fabrication and more poses many challenges – the method of hole creation is just one of them. Understanding the difference between twist drilling and annular cutting, and the equipment, power and time required, will have you efficiently … Continue reading Twist Drilling vs. Annular Cutting