It depends on how the equipment is used.

It depends on how the equipment is used. If a new machine soon replaces it, and it will be sold to help pay for the new equipment, then protecting it with a warranty makes sense. If the equipment will be used long-term, on the other hand, the value of having a warranty, which will expire while the machine is still in use, diminishes.
CNC plans are available all over the internet and you can even download many of them free. Also, you may ask a CNC dealer because some of them can also provide you with plans for developing your own CNC router. It is also a good idea to discuss your plans with someone who knows this type of machinery, whether it is a dealer or not, so that you know that the plans you have settled on will work well for you. So, go ahead and find your CNC router plans today.
 A CNC router can reduce waste, frequency of errors and the time the finished product takes to get to market. For example, CNC routers can perform the tasks of many carpentry shop machines such as the panel saw, the spindle moulder, and the boring machine. It can also cut mortises and tennons.
 Laser marking has wide range of applications in all areas such as industrial, manufacturing areas. The marking systems are work on the basis of laser technology that with using the laser beams it is quite easy to mark and design on all surfaces. For example the decoration on plastics is done with using laser beam technology. It is said to have the more advanced and accurate method designing that the comparable systems has many limitations in speed and accuracy. Speed and accuracy of marking and designing is the advantage of marking with using laser technology. Due to this laser mark systems are considered to be the most widely used and compact marking technology. Laser mark systems could be a the fast and accurate marking machines used in all industry that it can make marking and designing on plastic, metals, wood, carbide etc. For a well marking solution on metal like silver, gold, platinum etc the best choice of marking machine is the laser mark machines.
 Laser marking machines are totally compatible with any type of computer and any software which you are already using in your computer, such as Coral DRAW and ADOBE which are mostly installed in every computer. In case you do not have any such software then you need not to worry, laser marking machine kit comprises of the software which can be easily installed on your computer.
Parts should be relatively clean since the Laser welding machine is very fast with no time to burn-out contaminants. Shield gas is required for more reactive metals but many alloys can be welded in air. Both types of Laser welding machine usually employ fiber optic beam delivery which simplifies welding system design and creates a much more consistent and robust welding process. Fiber optics have standard lengths of 5-50m and have standard focusing end-effectors called Focus Heads that take the laser beam from the fiber and produce a focused spot on the work piece.