Dovetail joint box work. It offers the strength found in the dovetail joint but is totally hidden from both outside faces by forming the outer edge to meet at a 45-degree angle while hiding the dovetails internally within the joint. The mitred corner dovetail joint is very similar in design, but it has just a single dovetail and is used for picture frames and other similar joins. The secret double-lapped dovetail is similar to the secret mitred dovetail, but presents a very thin section of end grain on one edge of the joint. Used for carcass and box construction to hide the
Mitre box in the mitre box are cut at 45 degrees and 90 degrees. The mitre saw combines the features of a mitre box with a backsaw. In the past, mitre boxes were constructed mostly of wood. Some have had metal guides fitted to reduce wear on the slots. Today, mitre boxes are also available in other materials such as moulded plastic and cast aluminium. When carpenters used to make their own mitre boxes, it was common to use a mitre box until its guide slots became worn and then make a new one out of scrap timber. There is still a