Power Tool Combo
Whether starting a new do it yourself project or just need to upgrade your power tools, you might want to think about a power tool combo kit. These combo kits are available from all of the major manufacturers in the power tool industry. Black and Decker,
Bosch,
Dewalt, Makita, and Porter Cable all produce a power tool combo pack. If your projects are not overly heavy duty there are cordless power tool combo kits available. The lithium-ion rechargeable batteries available today can crank out some serious power and last longer. Taking into account prices of the individual tools versus a power tool combo from one of the manufacturers can save you a lot of money.
Lets use the Dewalt DC4PAKA combo as a price comparison and demonstrate how much money you can save:

From Amazon this combo can be purchased new for $499.00. This is a four tool combo pack with the following tools all powered by DeWalt''''s trademarked XRP 18-volt extended run time Ni-Cad batteries. The combo also includes a one hour charger and two XRP batteries all contained in an easy to transport tool box.
:
DC925 XRP 18V cordless hammerdrill Price: $180.61 (without battery)
DC385 XRP 18V cordless reciprocating saw Price: $169.99 (with battery)
DC390 XRP 18V circular saw Price: $67.95 (without battery)
DW919 18V flexible floodlight for hands free operation Price: $39.19 (without battery)
DC9096 XRP 18V batteries (2) $59.95 each Price: $119.90
DW9116 7.2-Volt to 18-Volt Pod Style 1 Hour Battery Charger Price: $16.95
Total: $594.59
All of these prices were obtained from Amazon and do not take into account the price of the tool box included with the kit.
As you can see, this particular combo kit will save you over a hundred dollars. You can easily save 20 to 25 percent on your power tools when purchasing a combo pack.