Best Sunex Tools Die Grinders in 2026

Powerful motor with precision gearing offers 0.25 HP (0.19kW) at 21,000 rpm free speed

The 301B Grinder includes ball-bearing construction and precision-machined steel gears for elongated tool life.

Easy-to-use, integral safety-lock throttle lever prevents accidental start up.

Comfort: This lightweight, low-vibration tool has an ergonomic design that allow you to work better, longer.

Access: Designed for tighter spaces, there’s no project these tools can’t handle.

Composite Housing: A contoured, composite housing protects you from even the harshest temperature changes.

COMPACT plus LIGHT: Ingersoll Rand Air Die Grinder 3107G Edge Series is light but sturdy; At only 1 lb, 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 27,000 RPM, it will power through difficult jobs

APPLICATIONS: Use this air die grinder as a handheld power rotary tool for grinding,  cutting, polishing, and more

Durable Ball-bearing construction improves balance, reduces vibration, and ensures a longer life.

Strong aluminum housing withstands tough operating conditions.

Easy-to-use, integral safety-lock throttle lever prevents accidental start up

Full 1 HP motor to power through the toughest jobs

Erickson industrial collet secures accessories under high torque

Composite housing and handle for lightweight control

【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

Composite Handle Reduces Vibration

Rib Textured Handle Provides A Firm Grip

Lever Throttle For Feathering Control

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.

Includes 1/4-inch straight die grinder

Includes 1/4-inch angled die grinder

Compact and lightweight design for easy maneuverability lock-off throttle to prevent accidental startup 90-degree angle head allows flexibility in tight quarters.

Angle die grinder is equipped with 0.32 HP motor and can work with a maximum speed of 20,000 RPM. pneumatic angle die grinder features a built-in speed regulator for better control.

The 90-degree head allows flexibility in many applications, for reaching tight or angled grinding.

1/4” Air straight Die grinder-This air die grinder features a straight head, equipped with a 1/4” collet and a 1/8” collet, which could hold a variety of grinding bits, ideal for all kinds of materials. This pneumatic die grinder has a special latch attached to the trigger mechanism that acts as a child safety lock to prevent the tool from accidentally starting up. Note: Please remove the DUST PLUG before insert the air connector.

Light-Weight & Ergonomic Designed Body - The air die grinder features a slim design and has a lightweight (0.72 lbs) but durable and solid body, comfortable to maneuver and perfect for one-handed grip. The ergonomically designed body is comfortable to hold for long work sessions.

High Free Speed - The Pneumatic straight die grinder operates at a maximum speed of 25,000 RPM continuous power with an air compressor, which allows for precision cutting, grinding, shaping, and sanding. Operating pressure: 90psi (6.3bar). Air consumption: 85.5l/min (3cfm). Note: Use sealant tape to avoid air leakage.

✔Free Speed: 22,000 Rated R.P.M.

✔Size Capacity: 1/4" and 1/8" Collets

✔Includes 10 different styles of grinding stone bits

Product 1: Premium-grade 1/3 HP motor

Product 1: Ball bearing construction

Product 1: Lightweight, durable composite body

Compact, lightweight design for easy maneuverability in tight areas

Features 1/4 air inlet thread size, 4 average air consumption, 1/4 collet size, 20000 RPM free speed

90 degree head allows flexibility in many applications

0.5HP motor for added power

Speed control dial for setting speed to the application

Composite handle for lightweight control

Made in CN

High torque motor for heavy duty performance

Safety lever throttle

Grinder head guard standard

1/4" Dr. Mini Right Angle Die Grinder SUU-SX264

Compact, lightweight design for easy maneuverability in tight areas

Built-in regulator

Lock off throttle for extra safety

Compact, lightweight design for easy maneuverability in tight areas

Built-in regulator for precise speed control

Lock off throttle for extra safety

Rear exhaust directs air away from the work surface

Built-in regulator

Lock off throttle for extra safety

10.75 inches long

Speeds up to 20000 RPM

Works great in recessed areas

Smallest die grinder in its class, only 4-3/4" long

Speed of 25,000 RPMs

Includes internal regulator to control air pressure

Made in CN

Compact, lightweight design for easy maneuverability in tight area

90 degree head allows flexibility in many applications

Lock off throttle for extra safety