ZKJ39-14 Air Needle Scaler – Pistol Grip
The ZKJ39-14 Air Needle Scaler is a compact, lightweight, and efficient surface preparation tool designed for precision cleaning, rust removal, and weld slag scaling in confined or delicate applications. Featuring an ergonomic pistol grip handle, this model offers excellent maneuverability and operator comfort, making it ideal for tasks that require control and accuracy over long periods of use. Engineered with 14 durable steel needles, the ZKJ39-14 is perfect for lighter-duty industrial work, detailed cleaning, and areas where a larger scaler may be challenging to operate.
Key Features
Ergonomic Pistol Grip
Provides superior comfort, balance, and control for precise operation.
14 Durable Steel Needles
Optimized for light-to-medium duty surface cleaning and detailing.
Compact & Lightweight Design
Allows operators to work in tight, hard-to-reach spaces efficiently.
Air-Powered Efficiency
Delivers consistent and reliable performance without overheating.
Durable Build
Engineered with high-quality components for long service life in industrial environments.
Versatile Surface Cleaning
Removes rust, paint, scale, and weld slag on both flat and contoured surfaces.
Benefits
Precision Surface Preparation: Perfect for detailed cleaning and controlled rust removal.
Operator Comfort: Lightweight pistol grip reduces strain during extended operation.
Easy Access: Compact size makes it suitable for confined spaces and tight corners.
Durable & Reliable: Long-lasting performance even under continuous use.
Versatile Applications: Suitable for light-to-medium industrial maintenance tasks.
Applications
Automotive Repair: Rust removal and surface prep for bodywork and restorations.
Metal Fabrication: Cleaning welds, slag, and preparing small components.
Construction: Surface preparation of steel beams, rebar, and light concrete cleaning.
Industrial Maintenance: Rust, scale, and coating removal in workshops and plants.
Shipbuilding & Marine: Detail cleaning in areas where larger tools cannot reach.
Why Choose the ZKJ39-14 Air Needle Scaler – Pistol Grip?
The ZKJ39-14 Air Needle Scaler is the perfect choice for professionals who need a compact, precise, and ergonomic scaling tool. Its 14-needle design delivers effective surface cleaning while offering maximum maneuverability in tight spaces. Built with durability and operator comfort in mind, the ZKJ39-14 is an excellent solution for light-duty industrial, automotive, and maintenance applications where control and precision are essential.
Features & Benefits
- Needle scaler for industrial application
- Sturdy and simple design for heavy and wide applications
- Superior design with internal spring components provides greater durability
| 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) |
| ZKJ27 | 19 | 0.6(16) | 0.6(16) | 5/64×7(2×180) | 4000 | 2.5(70) | 11.2(285) | 3.5(1.6) |
| ZKJ31-12 | 12 | 0.8(20) | 1.06(27) | 1/8×7(3×180) | 4000 | 4(115) | 13.6(345) | 5.3(2.4) |
| ZKJ31-27 | 27 | 0.8(20) | 1.06(27) | 5/64×7(2×180) | 4000 | 4(115) | 13.6(345) | 5.3(2.4) |
| ZKJ35-23 | 23 | 0.94(24) | 1.06(27) | 1/8×7(3×180) | 4000 | 7(198) | 13.2(335) | 6.2(2.8) |
| ZKJ35-53 | 53 | 0.94(24) | 1.06(27) | 5/64×7(2×180) | 4000 | 7(198) | 13.2(335) | 6.2(2.8) |
| ZKJ39-14 | 14 | 1.1(28) | 1.1(28) | 5/32×7(4×180) | 3500 | 7.4(210) | 13.8(350) | 7.9(3.6) |
| ZKJ39-28 | 28 | 1.1(28) | 1.1(28) | 1/8×7(3×180) | 3500 | 7.4(210) | 13.8(350) | 7.9(3.6) |
| ZKJ39-66 | 66 | 1.1(28) | 1.1(28) | 5/64×7(2×180) | 3500 | 7.4(210) | 13.8(350) | 7.9(3.6) |
| ZKJ39A | ─ | 1.1(28) | 1.1(28) | ─ | 3500 | 7.4(210) | 13.8(350) | 7.9(3.6) |
| ZKJ831 | 19 | 0.75(19) | 2.7(70) | 1/8×7(3×180) | 3500 | 6.6(187) | 14.6(370) | 6(2.7) |
| ZNS-1228 | 12 | 0.75(19) | 1.6(41) | 1/8×4.9(3×126) | 2800 | 2.1(60) | 11.6(295) | 2.4(1.1) |
| ZNS1919 | 19 | 0.75(19) | 1.6(41) | 1/8×7(3×180) | 4000 | 7.4(210) | 12(305) | 4.9(2.2) |
| ZNS1919C | 19 | 0.75(19) | 1.6(41) | 1/8×7(3×180) | 4000 | 7.4(210) | 13(330) | 4.9(2.2) |
| ZNS-4111 | 13 | ─ | ─ | 0.051(1.3) | 3000 | 1.68(48.1) | 9.28(235.6) | 1.06(0.48) |
- Min. Hose Size: 3/8(10) inch(mm)
- Air Inlet Size: 1/4 inch-NPT/PT


