The T-drill is a great invention that makes branching and making T-fittings an adventure. Great inventions are always simple and so is T-drill. The method which is used in based on a simply but brilliant idea.
What makes this device so efficient and power is the head: it can form and outlet and drill as well, at the same time. The core of the T-drill is made of special hardened steel so pins can change the outlet or reduce the strength of the joint.
If you want to get yourself one, or maybe you have one but you’re not sure how to properly use it, then check out the video below and find out!