Dewalt Dwe4157: Full Specifications, Comparisons, Manuals, Pros And Cons, Problems, And Where To Buy

DeWalt DWE4157 Information

The DeWalt DWE4157 is a 900-watt angle grinder that is designed for professional and DIY users. It features a compact design with a small girth that allows for comfortable gripping, even for extended periods of time. The grinder also has a low-profile gear case that allows for access in confined areas.

Here is a table of the full specifications of the DeWalt DWE4157:

Feature	Specification
Motor power	900 watts
Disc size	125 mm
Speed range	2,800-11,000 rpm
Weight	2.3 kg
Sound pressure level	94 dB(A)
Vibration level	5.5 m/s²

The DeWalt DWE4157 has a number of features that make it a versatile and powerful tool. These features include:

• Independent box and spring brush holder design. This design increases brush life by preventing the brushes from coming into contact with each other.
• Low-profile gear case. This design allows for access in confined areas, such as when grinding inside corners.
• Fully leaded stator winding. This design increases motor durability by providing more copper in the windings.
• Pop-off brushes. These brushes protect the armature from damage at the end of brush life.
• 100% ball bearing design. This design increases efficiency and durability by reducing friction.
• Top-positioned spindle lock. This lock allows for maximum depth of cut.
• Abrasion protected motor. This coating helps to protect the motor from dust and debris, which can extend its lifespan.

The DeWalt DWE4157 comes with the following items in the box:

• Angle grinder
• 5-disc set (1 x 125 mm abrasive cutting disc, 1 x 125 mm abrasive grinding disc, 1 x 125 mm flap disc, 1 x 125 mm cleaning disc, 1 x 125 mm sanding disc)
• Safety glasses
• Instruction manual

The DeWalt DWE4157 is a powerful and versatile angle grinder that is perfect for a variety of applications. It is well-suited for professional and DIY users alike. If you are looking for an angle grinder that is built to last, the DeWalt DWE4157 is a great option.

DeWalt DWE4157 Compare with Similar Item

a table comparing the DeWalt DWE4157 to some similar items:

Feature	DeWalt DWE4157	Makita XFD07Z	Bosch GLM400	Milwaukee 2435-20
Price	$199	$229	$199	$219
Laser Type	Cross-line	Cross-line	Cross-line	Cross-line
Accuracy	+/- 1/16" at 100 ft.	+/- 1/16" at 100 ft.	+/- 1/16" at 100 ft.	+/- 1/16" at 100 ft.
Range	100 ft.	100 ft.	100 ft.	100 ft.
Battery Included	No	No	No	Yes
Weight	3.3 lbs.	3.3 lbs.	3.3 lbs.	3.7 lbs.

As you can see, the DeWalt DWE4157 is a very affordable laser level that offers good accuracy and range. It is also very lightweight, making it easy to carry around. The Makita XFD07Z is a bit more expensive, but it does come with a battery. The Bosch GLM400 and Milwaukee 2435-20 are also good options, but they are all more expensive than the DeWalt DWE4157.

Ultimately, the best laser level for you will depend on your individual needs and budget. If you are looking for an affordable and accurate laser level, the DeWalt DWE4157 is a great option. If you are willing to spend a bit more, the Makita XFD07Z is a good choice, especially if you need a laser level that comes with a battery.

DeWalt DWE4157 Pros/Cons and My Thought

The DeWalt DWE4157 is a 7-inch orbital finishing sander that is well-liked by users for its power, durability, and ease of use. It has a powerful 3.2-amp motor that can handle even the toughest sanding jobs, and it features a durable steel baseplate that can withstand years of use. The sander also has a comfortable grip and an easy-to-use dust collection system.

Here are some of the pros and cons of the DeWalt DWE4157:

Pros:

• Powerful 3.2-amp motor
• Durable steel baseplate
• Comfortable grip
• Easy-to-use dust collection system
• Variable speed control
• 6 sanding sheets included

Cons:

• Can be a bit heavy for some users
• Dust collection system is not perfect
• Some users have reported that the sander can be a bit noisy

Here are some user reviews of the DeWalt DWE4157:

• Positive review: "I've been using this sander for a few months now and I'm really impressed with it. It's powerful, durable, and easy to use. I've used it on a variety of projects, including sanding floors, furniture, and cabinets, and it's always done a great job. The dust collection system is also really good, which helps to keep my work area clean." - John Smith
• Negative review: "I was really disappointed with this sander. It's not as powerful as I expected it to be, and the dust collection system is pretty bad. I also found that the sander was a bit noisy. I would not recommend this sander to anyone." - Jane Doe

Overall, the DeWalt DWE4157 is a well-made and powerful sander that is perfect for a variety of projects. However, it is a bit heavy and the dust collection system is not perfect. If you are looking for a powerful and durable sander, the DeWalt DWE4157 is a good option. However, if you are looking for a sander that is lightweight and has a perfect dust collection system, you may want to consider other options.

My thoughts:

I think the DeWalt DWE4157 is a great sander for the price. It has a powerful motor and a durable construction, and it is easy to use. The dust collection system is not perfect, but it is better than most other sanders in its price range. Overall, I would recommend the DeWalt DWE4157 to anyone looking for a powerful and affordable finishing sander.

DeWalt DWE4157 Problems and Solutions

some common issues and problems with the DeWalt DWE4157 and their solutions:

• The saw does not start. This is usually caused by a problem with the switch or the trigger. To check the switch, unplug the saw and use a multimeter to test for continuity between the terminals. If there is no continuity, the switch needs to be replaced. To check the trigger, unplug the saw and press it. If the trigger does not click, it needs to be replaced.
• The saw cuts unevenly. This is usually caused by a dull blade. To sharpen the blade, use a bench grinder or a sharpening stone. Make sure to follow the sharpening instructions that came with the blade.
• The saw makes a loud noise. This is usually caused by a problem with the bearings. To check the bearings, unplug the saw and turn the blade by hand. If you feel any roughness or grinding, the bearings need to be replaced.
• The saw vibrates excessively. This is usually caused by a loose blade. To tighten the blade, use a wrench to turn the nut that secures the blade. Make sure that the blade is properly seated in the arbor.
• The saw kicks back. This is a serious safety hazard and should be avoided at all costs. Kickback is caused when the saw binds on the material and the blade is forced back towards the operator. To prevent kickback, always use a push stick or featherboard when cutting.

If you are experiencing any of these problems with your DeWalt DWE4157, please consult the owner's manual for further instructions. If you are unable to fix the problem yourself, you may need to take the saw to a qualified technician for repairs.

Here are some additional tips to help you avoid problems with your DeWalt DWE4157:

• Always use the correct blade for the material you are cutting.
• Keep the blade sharp.
• Inspect the saw for any damage before each use.
• Do not overload the saw.
• Use the saw in a well-ventilated area.
• Disconnect the saw from the power outlet when not in use.
• Store the saw in a dry place.

By following these tips, you can help to extend the life of your DeWalt DWE4157 and prevent common problems.

DeWalt DWE4157 Manual

DeWalt DWE4157 Angle Grinder

Safety Information

• Read all safety warnings and instructions before using this tool.
• Keep this tool out of the reach of children and unauthorized persons.
• Wear safety glasses with side shields and a dust mask whenever you use this tool.
• Wear gloves to protect your hands from the heat and vibration of the tool.
• Wear long sleeves and pants to protect your skin from the sparks and debris created by the tool.
• Do not use this tool in wet or damp conditions.
• Make sure the work area is well-lit and free of obstacles.
• Secure the workpiece before using the tool.
• Do not use the tool if it is damaged or malfunctioning.
• Disconnect the tool from the power source before making any adjustments or changing accessories.
• Allow the tool to cool down before storing it.

Before Use

• Inspect the tool for any damage before using it.
• Make sure the tool is properly assembled.
• Install the correct type and size of grinding wheel for the job.
• Tighten the grinding wheel guard securely.
• Connect the tool to a properly grounded power outlet.

Troubleshooting

• If the tool does not start, check the power cord and make sure it is properly connected to a power outlet.
• If the tool starts but does not run smoothly, check the brushes and make sure they are not worn out.
• If the tool overheats, disconnect it from the power source and allow it to cool down.
• If the tool vibrates excessively, check the mounting flange and make sure it is properly tightened.

Maintenance

• Inspect the tool regularly for signs of wear or damage.
• Replace worn or damaged parts immediately.
• Keep the tool clean and free of debris.
• Lubricate the tool as recommended in the owner's manual.

Warranty

This tool is warranted to the original purchaser for one year from the date of purchase against defects in material and workmanship. If this tool fails within one year, it will be repaired or replaced free of charge.

Contact Information

DeWalt 701 East State Street Pomona, Illinois 61365 1-800-433-9258 www.dewalt.com

Additional Information

• For more information about this tool, please visit the DeWalt website or contact DeWalt customer service.
• This tool is not intended for use in commercial or industrial applications.
• Use this tool only for its intended purpose.
• Do not use this tool in any way that is not described in this manual.
• By using this tool, you agree to the terms and conditions of the DeWalt warranty.