ZDG-2319 – Medium Speed Mini Air Die Grinder
Compact, Balanced, and Reliable for Precision Work
The ZDG-2319 Medium Speed Mini Air Die Grinder is specifically designed for professionals who require precise control and balanced performance when working with metals, composites, and other materials. With its medium-speed operation, this grinder is the perfect solution for deburring, polishing, porting, and finishing tasks where excessive RPM is not required.
Key Features
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Medium-Speed Performance – Optimized for smoother control and reduced risk of material burning compared to ultra-high-speed models.
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Compact and Lightweight – Easy to handle in tight spaces, reducing fatigue during extended use.
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Dual Collet System – Accepts both 1/4 inch (6 mm) and 1/8 inch (3 mm) accessories for flexibility.
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Durable Construction – Built with high-quality materials to withstand demanding industrial environments.
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Rear Exhaust Design – Directs air away from the operator and the work surface, maintaining a clean work area.
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Ergonomic Grip – Ensures comfort and precision even during long working sessions.
Technical Specifications
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Collet Size: 1/4 in. (6 mm) & 1/8 in. (3 mm)
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Free Speed: 15,000 RPM (medium speed)
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Horsepower: 0.3 HP
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Air Inlet: 1/4 in. NPT
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Average Air Consumption: 3.0 – 3.5 CFM
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Exhaust: Rear
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Weight: Approx. 1.0 lbs (0.45 kg)
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Overall Length: 5.3 in. (135 mm)
Benefits
Medium-speed (15,000 RPM) ensures better control with reduced heat generation.
Compact size allows easy operation in confined spaces.
Dual collets make it compatible with a wide variety of grinding, polishing, and deburring accessories.
The lightweight design helps minimize operator fatigue during prolonged tasks.
Durable build quality ensures a long service life under heavy use.
Applications
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Automotive Maintenance: Porting, gasket removal, and light grinding tasks.
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Precision Manufacturing: Deburring and finishing of small parts and components.
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Mold & Tool Work: Smoothing, polishing, and detailed finishing operations.
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Metal Fabrication: Edge Finishing and Surface Preparation in Medium-Speed Applications.
Why Choose the ZDG-2319?
The ZDG-2319 Medium Speed Mini Air Die Grinder bridges the gap between high-speed and low-speed grinders, delivering the perfect balance of power, control, and precision. It’s an excellent choice for professionals who need consistent performance without the excessive speed of traditional mini grinders.
- Ergonomic cushion-grip handle-Insulates against cold temperature in the hand, helps ease user fatigue, and insulates against vibration.
- Power/Speed Regulator-Allows for easy rpm adjustment.
- Rear exhaust-Directs the exhaust away from the user and the working areas.
- Twin-Bearing Spindle – This high-quality design results in super-precise spindle concentricity, with less than 0.05mm deviation, and minimal vibration.
- Low profile for grinding restricted areas.
- Lightweight for fatigue-free use.
- Medium speed for specific grinding accessories.
Specification:
- Collet Size: 1/4(6) inch(mm)
- Net Weight: 1.3(0.6) Lbs.(kg)
- Length: 7.3(185) inch(mm)
- Free Speed: 7600 rpm
- Air Inlet Size: 1/4 inch-NPT/PT
- Min. Hose Size: 3/8(10) inch(mm)
- Avg. Air Cons.: 3 cfm
| Model | Collet Size inch(mm) |
Net Weight lbs(kgs) |
Length inch(mm) |
rpm | Air Inlet Size inch-NPT/PT |
Minch Hose Size inch(mm) |
Avg. Air Consumption cfm |
| ZDG-231 | 1/4(6) | 0.9(0.4) | 6.1(155) | 25000 | 1/4 | 3/8(10) | 3 |
| ZDG-2319 | 1/4(6) | 1.3(0.6) | 7.3(185) | 7600 | 1/4 | 3/8(10) | 3 |
| ZDG-231AL | 1/4(6) | 1.3(0.5) | 8.6(220) | 25000 | 1/4 | 3/8(10) | 2.6 |
| ZDG-231L | 1/4(6) | 1.5(0.7) | 10.1(259) | 25000 | 1/4 | 3/8(10) | 2.6 |
| ZP313 | 1/4(6) | 1.3(0.6) | 7(178) | 22000 | 1/4 | 3/8(10) | 3.7 |
| ZDG-356A | 1/4(6) | 1.5(0.7) | 7.8(200) | 2600 | 1/4 | 3/8(10) | 3.7 |
| ZDG-376A | 1/4(6) | 1.5(0.7) | 7.8(200) | 3600 | 1/4 | 3/8(10) | 3.7 |
| ZDG-376AL | 1/4(6) | 2.2(1) | 12(305) | 3600 | 1/4 | 3/8(10) | 3.5 |
| ZP314 | 1/4(6) | 1.5(0.7) | 9.4(240) | 22000 | 1/4 | 3/8(10) | 3.7 |
| ZP315 | 1/4(6) | 1.8(0.8) | 11(280) | 22000 | 1/4 | 3/8(10) | 3.7 |



