Every good carpenter and DIY'er needs a durable, reliable circular saw in their tool collection.  The incredible versatility of the circular saw permits it to perform an astonishing variety of chores, rendering it one of the most widely used tools in most wood-working shops.  The ability to adjust the depth and angle of your cut makes a wide range of things possible. 
 
The very first thing, you will need to decide, is what kind of circular saw you want.  You actually have only 2 possible choices to choose from: in-line saws and worm-drive saws.  In-line saws are the most commonly seen option for the average hobbyist.  They feature a whole lot of adaptability in a safe and easy to use.  On the other hand, you have worm-drive circular saws, that are actually best left to the professional tradesmen.  They have got the motor mounted next to the blade, which transmits a lot more torque to the blade.  This enables them to cut through tough elements like metal and concrete, but they are also a lot more dangerous because of the increased torque.  Read a bit more info on that topic here: 
[http://circular-saw-reviews.info/porter-cable-pc13csl-review/ updated blog post]

For general DIY and hobby work, an in-line (or sidewinder) saw is an excellent option.  Despite the fact they have less power than a worm-drive saw, most in-line saws have no problem handling just about any job you could give it, short of large industrial construction.  Moreover, they're just easier to use, safer and lighter.  Be sure the circular saw you select possesses an electronic brake.  This feature triggers the flow of electricity to be reversed as soon as you let go of the trigger, forcing the blade to stop promptly.  This is a crucial and helpful safety feature. 

If mobility is essential to you, you will want to look at a cordless circular saw.  These allow you to use them nearly anywhere, without needing to haul around a generator and bulky extension cords.  There are some drawbacks to portable circular saws: they have less torque than their wired alternatives, and you are constrained by the runtime of the battery .  You are able to purchase additional battery packs to stretch out the run time, however make sure you remember to check that they they're charged up, which is often annoying.

Always make sure you think about the type of work you'll be carrying out before getting any power tool.  This is particularly right with circular saws.  If you need to switch blades on a regular basis, purchasing one with a quick-change system will save you lots of time in the future.  If you need deep cuts, you will need a saw with a blade capacity large enough to meet your expectations.  Additionally, be sure to check out a few circular saw reviews prior to you making your purchase to ensure you purchase the best circular saw possible.

Like I said before, every tradesmen and hobby wood-worker needs a powerful, dependable circular saw in their tool collection.  The astonishing adaptability of the circular saw permits it to do an awesome diversity of things, turning it into among the most widely used tools around most woodworking shops.  The option to set the depth and angle of your cut opens up the door to a number of possibilities. 


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