Best 4 Inch Angle Grinders in 2026

Brushless motor of the angle grinder requires no brush changes.

DEWALT grinder's brake stops wheel in 2 seconds or less on average

Kickback Brake engages when a pinch, stall, or bind-up event is sensed and the electronic brake engages with maximum force to quickly stop the wheel, reduce the movement of the metal grinder and shut the grinder off.

3/4 HP induction motor of the bench grinder provides superior power for industrial grinding applications

Rugged cast iron base and motor housing of the 8-inch bench grinder provide durability and prolonged life

Table grinder motor runs at 3,600 rpm for high-speed material removal

Angle grinder gets up to 54% more power when paired with FLEXVOLT batteries

Kickback Brake of DEWALT angle grinder engages with maximum force to quickly stop the wheel and shut off the grinder when a bind-up occurs.

E-CLUTCH shuts down the motor of DEWALT angle grinder in under a tenth of a second when a pinch/stall is detected

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

Automatic Speed Change technology adjusts speed and torque during operation for optimum performance

Active Feedback-sensing Technology (AFT) turns the motor off if rotation of the wheel is suddenly forced to stop

The BL Brushless Motor eliminates carbon brushes, enabling the BL Motor to run cooler and more efficiently for longer life

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)

PADDLE SWITCH: You can activate this grinder easily, even when you’re wearing thick work gloves, thanks to the paddle switch design

DEBRIS BAFFLES: An “L” shape molding near the grinding wheel picks up debris and prevents it from clogging up the tool’s internal components

TOOL-FREE GUARD: The guard is easily adjustable. All it takes is the push of a button, and you can have the guard adjusted for a variety of cutting applications at different angles

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

Ideal for limited space applications

Robust aluminum alloy body

Chicago Pneumatic streamline safety lever

HIGH PERFORMANCE: Powered by 8,500 RPM for aggressive applications of the angle grinder

DISSIPATES HEAT: Cast metal gear housing of the grinder tool dissipates heat during extended use

QUICK AND EASY: Tool-free guard position of the metal grinder is designed for flexibility of application

COMPACT plus LIGHT: Ingersoll Rand Air Die Grinder 3101G Edge Series is light but sturdy; At only 1.3 lbs, it has a ball-bearing construction and is exceptionally rugged, compact, and lightweight

1/3 HP MOTOR: It is powered by compressed air, not electric, and comes equipped with a 1/3-horsepower motor, a 1/4-inch collet, a rear exhaust, and a self-locking throttle. With 20,000 RPM, it will power through difficult jobs

LUBRICANT FEEDER: There is a grease fitting hole on top to easily and conveniently feed lubricants; Lubricating the angle gears on a regular basis can help increase the tool’s lifespan

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

Powerful 6.0 Amp Motor with 11,000 RPM

Tool-less guard for quick adjustments

Heavy duty metal gear housing for added ruggedness and durability

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

Powerful 6.0 AMP motor delivers 11,000 RPM for the most demanding applications

Compact design at only 3.7 lbs. for reduced operator fatigue

Labyrinth construction seals and protects the motor and bearings from dust and debris for longer tool life

Metal gear case for durability and longer life

3 Position side handle provides added comfort and control

Spindle lock for easy accessory changes

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

Powerful Grinder Tool - Equipped with 7.5 Amps motor with 900W max output power, this portable grinder can produce no-load speed of 11000RPM for most demanding applications.

Ergonomic Design - This metal grinder is slim, lightweight, and compact, providing better comfort and reduce fatigue in professional cutting and grinding applications.

Convenient Operation - Integrated spindle lock on the disc grinder is for quicker and easier abrasive wheels replacement; 2-Position auxiliary handle position for greater control, comfort & versatility in all applications.

ADJUSTABLE: Side handle works in three different positions and the triggered grip rotates 90 degrees so you can fit this tool almost anywhere you would need to grind

ONBOARD PIN WRENCH included with the tool so you can easily replace grinder discs

GRINDING WHEEL INCLUDED: Type 27 grinding wheel for metalworking or home improvement projects

【Supports narrow jobs】These two molds grinder have a free speed of up to 20,000 RPM and 25,000 RPM, small size and high power, making it suitable for working in tight spaces

【More precise】Adjustable power regulators and radial runouts of less than 0.15 mm make operation more precise and work more efficient

【Longer life】High quality gear and ball bearing construction for extended tool life

Pneumatic Power Tool: 1.0 HP motor prevents stall and increases reliability; 14,000 RPM

Superior Steel Grade: Compact tapered gear housing with close-coupled grinding wheel

Spindle Lock: Easy wheel change with 11-position rotational guard

Composite handle reduces vibration

Rib textured handle provides a firm grip

Lever throttle for feathering control

Imported from: Mexico

POWER TOOLS

Commercial Brand: DEWALT

Technology: The Active Feedback-sensing Technology (AFT) turns the motor off if the wheel's rotation is suddenly forced to stop. The Automatic Speed Change technology adjusts speed and torque during operation for optimum performance

Features: The soft start suppresses start-up reactions for smooth start-ups and longer gear life. It offers anti-restart protection to prevent motor start-up when the battery is inserted with the switch locked on

Design: It is compact and ergonomic, only 14-3/4 inch long, and weighs only 6.6 lb with a battery (battery not included) for reduced operator fatigue. The soft rubberized grip provides increased comfort on the job

Powerful 13 amp motor delivers more output and variable (2, 800 - 10, 500) RPM

Sass technology is a mechanical clutch system that helps prevent motor and gear damage by allowing the drive shaft to slip if the wheel is forced to stop

Variable speed control dial enables user to match the speed to the application

【Material and Life】The blekoo angle grinder disc is made of high quality carbon steel, high hardness, high compressive strength, good wear resistance, polishing and grinding with less effort, each sharp tooth is very sharp, not easy to break or deformation, high hardness, high safety and long life.

【Multiple Applications】 The wood grinding forming disc is a universal accessory for angle grinders. It has a wide range of applications and is suitable for any wood products. It can be used for grinding, trimming, carving, root carving, polishing, etc. It has very good wear resistance and can bring you great work efficiency, more importantly, it will not cause arm soreness.

【What you will get】Four different woodworking discs, from rough sanding to detailed sanding can be solved in one go, no need to buy additional sanding discs, to help you solve all your problems

BUILT-IN SPEED REGULATOR: Regulated speed for better control.

SAFETY THROTTLE LEVER: Maintain positive speed control.

BALL BEARING CONSTRUCTION: Allows for a longer tool life.

☆ Compatibility: The angle grinder dust shroud suitable for different surfaces: paint, marble, concrete, tiles, walls.The grinder dust shroud helps the user to stay away from harmful dust, and reduce the damage to the body.

☆ Applicable Model: angle grinder dust extraction suitable for the front cover of most 48-51mm angle grinders. Can be installed on more than 92% of 4 inch / 5inch angle grinders.

☆ Ring Brush with Spring: There is a ring brush with spring on the edge. Even if the polish surface is very uneven, moving the dust cover can make you work normally.Dust shroud has a swivel slide cover, can polish at 90°,easily reach to the flush wall edge.

1/4 inch angle die grinder has a free speed of up to 20,000 RPM with 0.32HP motor, small size, and high power, suitable for working in tight spaces.

The 90-degree head design for reaching tight or angled grinding jobs, The pneumatic angle die grinder features a built-in speed regulator for better control.

Ergonomically designed, lightweight aluminum body with low vibration design to reduce hand fatigue，durable ball-bearing motor，rear exhaust.

Lightweight and easy to use, integral safety-lock throttle lever prevents accidental start-up

Great for high speed grinding, port smoothing, general polishing, and deburring

Rear exhaust air flow system that directs air away from work surface