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Powered by compressed air and comes with a 1/3 HP motor, a 1/4" collet, rear exhaust and a self-locking throttle. With 20,000 rpm, it will power through difficult jobs
Ergonomic grip reduces vibration and increases comfort while operating, keeping you on the job longer and finishing tasks efficiently
The 3101G is light and sturdy at only 1.3 lbs. It has a ball bearing construction and is exceptionally rugged, compact and lightweight
Grease fitting hole located on top of tool to easily and conveniently feel lubricants for increased angle gear life
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.
Suitable for precision machining, grinding, engraving, polishing, smoothing, deburring, chamfering, and deburring.
Including 22 grinding discs for different purposes, ready to use.
Powerful plus Robust: VEVOR's air die grinders have a ball-bearing construction, provide a robust 20,000 and 25,000 RPM operation at 90 PSI and 3.5 CFM air consumption, pair it with a 1.5HP air compressor for precise, high-powered grinding tasks every time.
Premium Burr Set Included: Experience the efficiency of our 1/4" shank carbide burr bit set, crafted from premium tungsten steel. Engineered with single-cut teeth. Compared with double-cut bits, single-cut is more suitable for hardened materials like stainless steel, ferrous metals, and iron.
Built to Last: Quality is in the details. Our air die grinder is fortified with an aluminum housing, durable ball bearing construction, and precision-machined steel gears. The 1/4" high-precision collet stands up to intense forces, ensuring long-lasting performance.
User-Friendly & Lightweight Design: Weighing just 2 pounds in total and designed for a one-handed grip, our air grinder tool is a breeze to operate. Its ergonomic structure combined with a right-angle head makes even tight or angled grinding straightforward.
Versatility at Its Best: From welding repairs, edge smoothing, grinding, to deburring and more, this VEVOR air die grinder kit is the multifaceted solution to a wide range of tasks.
Lightweight: Small and sturdy design weighs only 1.02 lbs and provides easy operation and the right angle configuration allows better access to tight spots
Performance: Powerful vane motor delivers 0.33 HP and 25,000 RPM free speed
Durable: Ball-bearing construction improves balance, reduces vibration, and ensures a longer life. Built-in lubricating wick increases gear life
Lightweight: At only 1lb., the ergonomic composite housing protects this tool from cold air and offers greater operator comfort
Safety: Integral safety-lock throttle lever prevents accidental start up
Piped Away Exhaust Ready: These die grinders are compatible with “piped away” exhaust kits, so you can transfer exhaust away from you and your workspace
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 unique 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 inserting the air connector.
Lightweight & Ergonomic Designed Body - The air die grinder features a slim design. It has a light (0.72 lbs) but a durable and solid body, maneuverable and perfect for a 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(Air compressor is NOT INCLUDED), allowing precision cutting, grinding, shaping, and sanding. Operating pressure: 90psi (6.3 bar). Air consumption: 85.5l/min (3cfm). Note: Use sealant tape to avoid air leakage.
Rear Exhaust - A rear exhaust makes the lower sound level possible while ensuring the exhaust isn't hitting the operator in the face. The air inlet filter could keep the die grinder from contamination. Note: All pneumatic tools require adding oil regularly (lubricant included).
Wide Application - The air compressor usually provides higher RPM than the electric motor, and they can maintain it indefinitely as long as your air compressor is large enough. This straight die grinder weighs less than one pound and can reach up to 25000RPM continuous power, suitable for welding repair, fabrication, cutting, polishing, grinding, and general machining for Automotive Pros.
[SCOPE OF APPLICATION] The air angle die grinder is widely used in automobiles, motorcycles, boilers, casting, engineering and other industries, deburring, oxidation, polishing, welding, etc.
[STRONG APPLICABILITY] The power die grinder set is equipped with four accessories, which is more applicable. The 4 types sand discs about 80 mesh brown corundum sand disc (2 inches, 50 mm), 400 mesh scouring pad rotating sand disc(2 inches, 50 mm) , 80 mesh torque zirconium corundum louver sand disc(2 inches, 50 mm) and woll wheel sand disc(2 inches, 50 mm).
[ALUMINUM ALLOY BODY] The mini air angle die grinder has the characteristics of light weight, low vibration design, easy operation. The air angle die grinder is suitable for items such as glass, ceramic, stone, metal, plastic and jewelry.
[DURABILITY] The core components undergo special industrial treatment, which is lighter, longer wear and longer product life.
[NOTE] When using this tool, you need to wear occupational safety protection tools, such as work goggles, work gloves, and hearing protection. To operate compressed air tools, you need a compressed air compressor or a screw compressor. There will be a little scratch in the production process of the product, but it does not affect the normal use.
Air grinders are versatile and powerful tools used for cutting, grinding, polishing, and finishing metal, wood, and other materials. Powered by compressed air, these tools offer precision and efficiency, making them indispensable in workshops, garages, and various industrial settings. With models ranging from small pencil grinders for intricate work to larger angle grinders for heavy-duty tasks, selecting the right air grinder involves understanding the specific requirements of your projects. This guide will outline the essential factors to consider, helping you choose the best air grinder for your needs.
Key Features to Consider
Type of Grinder
Straight (Die) Grinders: Best for precision work, accessing tight areas, and finishing jobs.
Angle Grinders: Ideal for heavy-duty cutting, grinding, and material removal over larger surfaces.
Power and Speed
RPM (Revolutions Per Minute): Higher RPMs mean more speed but consider the type of work to find a balance between speed and control.
Horsepower: Indicates the power of the grinder. More horsepower is beneficial for demanding tasks requiring material removal.
Size and Weight
Compact Design: Smaller grinders are easier to handle, especially for precision tasks or when working in tight spaces.
Weight: Lighter models reduce fatigue during extended use but ensure the tool still has enough power for your tasks.
Air Consumption
CFM (Cubic Feet per Minute): Measures the air consumption. Ensure your air compressor can meet the tool’s CFM requirement for optimal performance.
Ergonomics and Usability
Grip and Comfort: Look for ergonomic designs that fit well in your hand, with features like anti-vibration to enhance comfort.
Ease of Use: Consider grinders with adjustable guards, easy-to-use controls, and quick-change mechanisms for convenience.
Durability and Build Quality
Material and Construction: High-quality materials and solid construction ensure longevity and reliability under frequent use.
Maintenance: Understand the maintenance needs, such as regular oiling, to keep the grinder in top condition.
Noise Level
Sound Output: Air grinders can be loud. Models with noise reduction features are important if noise is a concern in your work environment.
Additional Features
Adjustable Speed Settings: Allows for greater versatility and control over different materials and tasks.
Safety Features: Look for safety locks, throttle guards, and other features to prevent accidental starts and enhance safe operation.
Pros and Cons
Pros of Air Grinders
Cons of Air Grinders
✔️ High precision and control for detailed work
❌ Require a compatible air compressor
✔️ Powerful and efficient for material removal
❌ Can be noisy, requiring hearing protection
✔️ Durable and reliable for long-term use
❌ Continuous use may require frequent breaks to prevent overheating
✔️ Versatile across a range of applications
❌ Air hose limits mobility compared to cordless models
Quick Tips
Assess Your Projects: Determine the types of materials you’ll be working with and the nature of the tasks to choose the appropriate type of grinder.
Compressor Compatibility: Ensure your air compressor can deliver the required CFM and PSI to power the grinder effectively.
Try Before You Buy: If possible, handle the grinder to assess its weight, balance, and ergonomics to ensure it’s comfortable for your use.
Selecting the best air grinder involves considering the type of grinder, power and speed, size and weight, air consumption, ergonomics and usability, durability, noise level, and additional features. The ideal air grinder for you will offer the necessary power and flexibility to efficiently complete your tasks, with a design that minimizes fatigue and maximizes productivity. Whether for automotive repairs, metal fabrication, woodworking, or any other application requiring grinding and finishing, a carefully chosen air grinder can significantly enhance your work efficiency and the quality of your results.
