A good angle grinder is an essential part of any tradesman’s toolkit. Whether you’re a plumber, electrician, carpenter or builder, a quality angle grinder will help you get the job done quickly and efficiently. The best angle grinders are durable, powerful and comfortable to use, making them a great investment for any serious handyman.

When choosing an angle grinder, it’s important to consider the size and power of the machine. The best angle grinders are typically between four and five inches in diameter and offer between four and seven amps of power. Choose a model with a comfortable grip and a sturdy body for the best results.

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Follow This Table For Choosing The Right on For The Best 4.5 Inch Angle Grinder

Review of The10 Best 4.5 Inch Angle Grinder Reviews with Features

Sale
DEWALT Angle Grinder Tool, Paddle Switch, 4-1/2-Inch, 11-Amp (DWE402) , Black
  • Next Generation 11 Amp AC/DC 11,000 RPM motor of angle grinder provides the best power to weight/size ratio available
  • Dust Ejection System provides durability by ejecting damaging dust and debris particles that enter the metal grinder
  • Oversized brushes of this DEWALT angle grinder provide 2 times brush life over previous model (D28402)
  • Large spiral bevel gear provides long transmission life
  • One-Touch Guard allows for 360 degree rotation of the guard with a single action
PORTER-CABLE Angle Grinder Tool, 4-1/2-Inch, 7.5-Amp (PC750AG)
  • Durable 7.5-amp motor of the angle grinder powers through jobsite tasks with ease
  • Cast metal gear housing increases jobsite durability and tool longevity of the metal grinder
  • 3-position adjustable side handle of hand grinder allows greater control in multiple positions
  • Soft grip handle improves user comfort and control
  • Spindle lock feature allows for single wrench bit changes
Sale
Metabo HPT Angle Grinder | 4-1/2-Inch | Includes 5 Grinding Wheels & Hard Case | 6.2-Amp Motor | Compact & Lightweight | G12SR4
  • INCLUDES: 4 1/2" Angle grinder, five grinding wheels and a carrying case
  • MOTOR: 6.2 Amp motor with 980W of max output power for tough grinding jobs
  • SPINDLE LOCK: Spindle lock for quick and easy disc and accessory changes
  • SWITCH: Left-mounted slide switch with quick-off feature for added safety
  • SIDE HANDLE: Removable, forward-canted side handle for improved control and comfort for right and left-handed users
WEN 94475 7.5-Amp 4-1/2-Inch Angle Grinder with Reversible Handle, Three Grinding Discs, and Carrying Case
  • 7.5-amp motor generates up to 11,000 disc rotations per minute
  • Lightweight 4-pound body limits fatigue during long days on the job
  • Arbor adapter allows for compatibility with both 5/8 and 7/8-inch arbor grinding wheels
  • Reversible auxiliary handle attaches to both the left and right-hand side of the grinder
  • Includes three grinding wheels, a compact carrying case, and a two-year warranty
Sale
BLACK+DECKER Angle Grinder Tool, 4-1/2-Inch, 6 Amp (BDEG400)
  • Metal gear case for durability and longer life
  • 3 Position side handle provides added comfort and control
  • Spindle lock for easy accessory changes
  • Included Components: 4-1/2" Small angle grinder, Metal grinding wheel, Spanner wrench, Wheel Guard
  • Narrow body for comfortable grip
Makita 9557PBX1 4-1/2" Paddle Switch Cut-Off/Angle Grinder
  • Powerful 7.5 AMP motor for high output power in a more compact tool (only 4.5 pounds)
  • Small diameter barrel grip (only 2 to 1/2 inches) for added comfort
  • Labyrinth construction seals and protects the motor and bearings from dust and debris for longer tool life
  • Lock on/off feature for continuous operation
  • AC/DC switch for use with alternative power source
Sale
BOSCH 1375A Corded 4-1/2-Inch 6 Amp Angle Grinder
  • COMPACT: weighing only 3.75 pounds, the grinder is compact and ideal for metal workers, vehicle fabricators, plumbers and other professionals who use grinders on a daily basis
  • POWER: features a powerful 6.0 AMP motor to produce 11,000 no load rpm for professional cutting and grinding applications; the efficient motor was designed with an extremely small field diameter, letting the user grind or cut with ease
  • COMFORT: offers a 2-position side auxiliary handle specifically designed to angle to a natural position for maximum operator comfort; the top handle of the angle grinder is also ergonomically designed
  • CONVENIENT: features Bosch’s Service Minder Brush System to eliminate guesswork and stops the tool when preventative maintenance is required; A 5/8 inches to 11 inch spindle works with a wide array of sizes, mounting the most popular accessories
  • DURABLE: features an epoxy coated design to protect the tool from abrasive debris; also designed with a sealed switch to keep dust and debris from entering the switch mechanism
BOSCH GWS10-45PE 4-1/2 In. Angle Grinder with Paddle Switch
  • Ergonomic, powerful grinder design – engineered with a narrow grip zone and light weight but with considerable power
  • Ultra compact powerful motor – professional 10 amp motor delivers up to 11, 000 no-load RPM
  • Multi-grip paddle switch – provides increased grip options for better ergonomics, comfort and control
  • Anti-vibration side handle – allows for improved user comfort and control
  • Epoxy-coated field windings – extend motor lifetime by helping to prevent dust and debris from penetrating the motor Windings
Makita 9557PB 4-1/2" Paddle Switch Angle Grinder, with AC/DC Switch
  • Powerful 7.5 AMP motor delivers 11,000 RPM for high output power
  • Compact design with small 2-1/2" diameter barrel and weighs only 4.5 lbs. for added comfort
  • Labyrinth construction seals and protects the drive gear and bearings from contamination for longer tool life
  • Lock-on/off feature for continuous operation
  • AC/DC switch for use with alternative power source
Sale
DEWALT Angle Grinder Tool, 4-1/2-Inch, Paddle Switch, 7-Amp (DWE4012)
  • 7.5 amp AC/DC, 12,000 rpm motor of the angle grinder is designed for faster material removal and higher overload protection
  • One-Touch Guard of the metal grinder allows for a single action to adjust the guard. No buttons or levers, just turn the guard to position it.
  • Hex wrench which can be found in most tool boxes replaces spanner wrench of DEWALT angle grinder
  • Low profile, jam-pot gear case increases durability and allows tool to fit into tight spaces
  • Quick-Change wheel release allows tool-free wheel removal without the need for a wrench

Important Aspects to Consider When Choosing 4.5 Inch Angle Grinder

When choosing an angle grinder, there are several things to consider. The most important factor is the size of the grinder. The next thing to consider is the power of the grinder. The last thing to consider is the type of discs that are compatible with the grinder.

Size: The size of the grinder is determined by the diameter of the disc. The most common sizes are 4.5 inches and 5 inches.

Power: The power of the grinder is determined by the wattage. The most common wattages are 1100 watts and 1800 watts.

Discs: The discs that are compatible with the grinder are determined by the size of the grinder. The most common discs are 4.5 inches and 5 inches.

Frequently Asked Questions

1. What are the dimensions of a 4.5 inch angle grinder?

The dimensions of a 4.5 inch angle grinder are 4.5 inches in diameter and 7.5 inches in length.

2. What is the weight of a 4.5 inch angle grinder?

The weight of a 4.5 inch angle grinder is 2.2 pounds.

3. What is the maximum speed of a 4.5 inch angle grinder?

The maximum speed of a 4.5 inch angle grinder is 11,000 RPM.

Conclusion

The best 4.5-inch angle grinder is the Dewalt DW831. It has a powerful motor that can handle a variety of grinding applications. It also has a durable design that will withstand heavy use.

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