ZAG-306BM – 4-Inch Air Angle Grinder & Cutter
The ZAG-306BM is a precision-engineered pneumatic angle grinder, designed for professionals who require powerful performance in a compact form. Ideal for metalworking, fabrication, automotive, and maintenance, it excels in both grinding and cutting tasks—especially in confined or intricate work areas.
Key Features
Compact Head Design – Easy to maneuver in tight or awkward spaces.
1.0 HP Pneumatic Motor – Delivers robust power and reliable operation.
High-Speed Performance – Reaches up to 11,000 RPM for fast and accurate material removal.
Adjustable Swivel Guard – 9-position guard with a 120° swivel for improved visibility and operator safety.
Spindle Lock – Enables quick and secure disc changes.
Durable Bevel Gear System – Made from high-quality alloy steel with precision teeth for long-term reliability.
Thread Compatibility – Accepts both 5/8″-11 and M14 x 2P spindle threads for flexibility.
Specifications
| Specification | Details |
|---|---|
| Grinding Wheel | 4″ (100 mm) |
| Net Weight | 2.2 lbs (1.0 kg) |
| Overall Length | 8.7″ (220 mm) |
| Free Speed | 11,000 RPM |
| Air Inlet Size | ¼″ NPT/PT |
| Minimum Hose Size | ⅜″ (10 mm) |
| Average Air Consumption | 4.1 CFM |
| Motor Power | 1.0 HP |
| Spindle Thread | 5/8″-11 & M14 x 2P |
Benefits & Advantages
Ergonomic & Lightweight – Just 2.2 lbs, perfect for extended use and confined areas.
Efficient & Versatile – High speed and power offer excellent results in grinding, cutting, and flap disc sanding.
Safe & Convenient – Features like the swivel guard and spindle lock enhance safety and usability.
Durable Build – Precision gear design ensures long-lasting performance in industrial environments.
Adaptable – Compatible threads make it a flexible component in various tool systems.
Applications
Metal Fabrication – Grinding welds, trimming panels, and sanding and mopping edges.
Automotive Repair – Perfect for bodywork, trimming, and fine detailing.
Industrial Maintenance – Handy for cutting U-bolts, exhaust pipes, and surface prep.
Construction & Workshops – Ideal for compact, powerful cutting/grinding in tight spaces.
Why Choose the ZAG-306BM?
The ZAG-306BM stands out for combining industrial-grade power with a compact and ergonomic design tailored for precision work. Its robust build, adjustable guard, and quick-change spindle make it a go-to tool when reliability, safety, and ease of use are paramount.
(Spindle Thread M14x2P)
Benefits
- Compact head design.
- Superior Ergonomics.
- Easy to Use.
- Safety & Convenience.
- Powerful at 1.0 hp.
- Durable.
- Ideal for a variety of applications, such as sanding with flap discs and grinding, especially in tight spaces.
Features
- High-quality alloy steel bevel gears with precision teeth design for tool performance, durability, and longevity.
- The spindle lock button feature allows for faster grinding wheel changeovers.
- 9-position adjustable swivel guard-120° adjustable for better operator protection & greater visibility of cutting operations.
- 4″ (100mm) & 4.5″ (115 mm) wheel capacity.
- 5/8″-11 & M14 x 2P spindle thread.
- 1.0hp motor & 11,000 rpm free speed.
Specification:
- Grinding Wheel: 4″
- Net Weight: 2.2(1) lbs(kgs)
- Length: 8.7(220) in.(mm)
- Free Speed: 11000 rpm
- Air Inlet Size: 1/4 inch-NPT/PT
- Min. Hose Size: 3/8(10) inch(mm)
- Avg. Air Cons.: 4.1 cfm
| Model | Grinding Wheel | Net Weight lbs(kgs) | Length inch(mm) | rpm | Air Inlet inch | MinchHose Size inch(mm) | Avg. Air Cons. cfm |
| ZAG-306B | 4″ | 2.2(1) | 8.7(220) | 11000 | 1/4 | 3/8(10) | 4.1 |
| ZAG-306BM | 4″ | 2.2(1) | 8.7(220) | 11000 | 1/4 | 3/8(10) | 4.1 |
| ZAG-30656B | 4-1/2″ | 2.2(1) | 8.7(220) | 11000 | 1/4 | 3/8(10) | 4.1 |
| ZAG-30656BM | 4-1/2″ | 2.2(1) | 8.7(220) | 11000 | 1/4 | 3/8(10) | 4.1 |



