ZKJ221-29 Air Needle Scalers – Medium Duty Pistol Grip handle
The ZKJ221-29 Air Needle Scaler is a medium-duty, high-performance surface preparation tool designed for efficient removal of rust, paint, weld slag, and scale. Its pistol grip handle ensures ergonomic comfort and precise control, making it ideal for industrial maintenance, automotive repair, construction, and shipbuilding applications. Equipped with 29 durable steel needles, the ZKJ221-29 delivers consistent and balanced cleaning power, making it perfect for medium-duty surface preparation tasks that require both efficiency and precision.
Key Features
Medium-Duty Air Power: Provides reliable impact for controlled rust, paint, and scale removal.
29 High-Strength Needles: Ensures efficient cleaning for medium-duty applications.
Ergonomic Pistol Grip Handle: Reduces operator fatigue and improves handling during extended use.
Durable Construction: High-quality materials for long-lasting industrial performance.
Versatile Surface Cleaning: Works effectively on flat, curved, and hard-to-reach areas.
Air-Powered Operation: Continuous performance without overheating.
Benefits
Efficient Medium-Duty Cleaning: 29 needles provide precise and effective cleaning.
Operator Comfort: Pistol grip design minimizes strain during prolonged operation.
Durable & Reliable: Robust construction ensures consistent industrial performance.
Versatile Applications: Suitable for a variety of surfaces and materials.
Low Maintenance: Rugged design reduces downtime and upkeep.
Applications
Industrial Maintenance: Medium-duty cleaning in factories, workshops, and plants.
Construction: Rust, paint, and scale removal from steel beams, rebar, and concrete.
Metal Fabrication: Surface preparation for welds and coating removal.
Automotive & Heavy Equipment: Rust and paint removal on machinery, frames, and panels.
Shipbuilding & Marine: Medium-duty cleaning on decks, hulls, and structural components.
Why Choose the ZKJ221-29 Air Needle Scaler – Medium Duty Pistol Grip Handle?
The ZKJ221-29 is perfect for professionals seeking a medium-duty needle scaler with balanced cleaning power, ergonomic handling, and reliable performance. Its 29-needle configuration ensures efficient surface preparation, while the pistol grip handle provides comfort and precision during extended use. Ideal for industrial, automotive, construction, and marine applications, the ZKJ221-29 is a versatile and dependable solution for medium-duty scaling and cleaning tasks.
Features & Benefits
- Texturing concrete
- Cleaning & stress-relieving weld seams and joints
- Removing coatings, corrosion & other accumulated materials
- Chisel scalers for splitting, chipping, pointing, and brick raking
- Convert to chisels in seconds
- Dust shroud attachments available
- Adjustable front tube extends needle life
- Heat-treated piston and cylinder ensure excellent durability and long life
Specification:
- Number of Needles: 29 pcs
- Piston Diameter: 0.9(23) inch(mm)
- Piston Stroke: 1.3(33) inch(mm)
- Needle Diameter: 5/64×7(2×180) Øinch(mm)
- Blows Per Min.: 3700 bpm
- Avg. Air Cons.: 3(85) cfm(l/min)
- Overall Length: 13(330) inch(mm)
- Net Weight: 6(2.7) lbs(kgs)
- Min. Hose Size: 3/8(10) inch(mm)
- Air Inlet Size: 1/4 inch-NPT/PT
| Model | Number of Needles pcs | Piston Diameter inch(mm) | Piston Stroke inch(mm) | Needle Diameter Øinch(mm) | Blows Per Min. bpm | Avg. Air Cons. cfm(l/min) | Overall Length inch(mm) | Net Weight lbs(kgs) |
| ZKJ3221-19 | 19 | 1.2(29.5) | 0.86(22) | 5/32×7(4×180) | 2700 | 3(85) | 13.4(340) | 8.6(3.9) |
| ZKJ3221-28 | 28 | 1.2(29.5) | 0.86(22) | 1/8×7(3×180) | 2700 | 3(85) | 13.4(340) | 8.6(3.9) |
| ZKJ3222 | ─ | 1.2(29.5) | 0.86(22) | ─ | 2000 | 2(51) | 11.6(295) | 6(2.7) |
| ZKJ221-19 | 19 | 0.9(23) | 1.3(33) | 1/8×7(3×180) | 3700 | 3(85) | 13(330) | 6(2.7) |
| ZKJ221-29 | 29 | 0.9(23) | 1.3(33) | 5/64×7(2×180) | 3700 | 3(85) | 13(330) | 6(2.7) |
| ZKJ221A | ─ | 0.9(23) | 1.3(33) | ─ | 3700 | 3(85) | 13(330) | 6(2.7) |
| ZKJ222 | ─ | 0.9(23) | 1.3(33) | ─ | 2700 | 3(85) | 11.6(295) | 4.8(2.2) |
| ZKJ211-2B-19 | 19 | 0.9(23) | 1.3(33) | 1/8×7(3×180) | 3700 | 3(85) | 14.8(375) | 6.2(2.8) |
| ZKJ211-2B-29 | 29 | 0.9(23) | 1.3(33) | 5/64×7(2×180) | 3700 | 3(85) | 14.8(375) | 6.2(2.8) |
| ZKJ211A | ─ | 0.9(23) | 1.3(33) | ─ | 3700 | 3(85) | 14.8(375) | 6.2(2.8) |
| ZKJ799NS-12 | 12 | 0.7(18) | 1(26) | 1/8×7(3×180) | 4200 | 2(60) | 14.2(360) | 3.5(1.6) |
| ZKJ799NS-27 | 27 | 0.7(18) | 1(26) | 5/64×7(2×180) | 4200 | 2(60) | 14.2(360) | 3.5(1.6) |
- Min. Hose Size: 3/8(10) inch(mm)
- Air Inlet Size: 1/4 inch-NPT/PT
