Dewalt 20V Cordless Impact Wrench Review – DCF899P1

Choosing an impact wrench is hard. However, choosing a good cordless one is probably the hardest. Not only are there thousands of models to select from, but most of them also are not durable. The biggest complaint when it comes to them is that they cannot generate enough power and speed like an air impact wrenches, and are not long-lasting. This is why we set out to look for a cordless that is not only strong and durable but robust and be able to handle heavy-duty tasks. After checking hundreds of models, we decided that Dewalt DCF899P1 was really promising and this is our Dewalt 20V Cordless Impact Wrench Review.

dewalt 20v cordless impact wrench review


The Dewalt has a 1/2-inch drive. The machine is brushless and is able to generate high torque in both directions. In the forward direction, it gives 700 ft-lbs of torque, whereas in the reverse direction it gives up to 1200 ft-lbs. It is speedy, while its speed can also be varied. It comes with a switch button to set 3 different speeds. Not only is it lightweight and ergonomically designed, but it also has LED lights with 20 seconds delay system. It requires a battery of 20 volts to function. The packaging includes a tool, a 5.0 Ah battery, and its multi-voltage charger.

Great features

  1. It is battery operated: It requires a 5 Ah battery to function. This tool is hassle-free as it can be carried to anywhere and used everywhere without the hassle of moving the wires with it.
  2. It is safer: It is safer than its comparable cordless wrenches. It is designed with LED lights that help the user see in dark places, with a 20 second switching off delay. Along with this, the machine is ergonomic. This means that it is designed to allow a firm hand grip, and is lightweight. This allows better use of it, as it prevents fatigue for long hours. While it is advantageous because the operator can work for long hours without getting tired, it also plays a role in preventing wrist or arm diseases like carpal tunnel syndrome, etc.
  3. It is speedy and powerful: It can give a maximum of 700 and 1200 ft-lbs of torque, in forward and reverse directions, both. It also has 3 different speed settings. Both the torque directions and speed can be changed by the switches designed on the machine’s body.


  • Part number: DCF899P1
  • Item weight: 10.45 pounds
  • Dimensions: 17.1 x 5.9 x 9.8 inches
  • Battery: 1 Lithium-ion, 20 volts
  • Warranty Description: 3 years

Customer feedback and conclusion

The Dewalt DCF899P1 did not fail to impress its customers. Being one of the only few durable cordless impact wrenches, it has gained popularity among the users. It is highly appreciated for it’s easy to handle ergonomic design, which gives a great working experience. It received 4.8 out of 5 stars on Amazon.