ZKJ27 Air Needle Scalers

ZKJ27 Air Needle Scaler

The ZKJ27 Air Needle Scaler is a heavy-duty, high-performance tool designed for aggressive surface cleaning and preparation across a wide range of industrial applications. Featuring a durable pistol grip design for comfortable handling and precise control, the ZKJ27 is equipped with 19 high-strength steel needles, delivering powerful impact energy for removing rust, scale, paint, and weld slag from metal and concrete surfaces. Ideal for shipbuilding, construction, fabrication, and industrial maintenance, the ZKJ27 combines robust construction, powerful performance, and ergonomic design to meet the demands of harsh working environments.

SKU: ZKJ27 Category: Air Needle Scaler and Air Chisel Scaler

ZKJ27 Air Needle Scalers – Pistol Grip

 

 

The ZKJ27 Air Needle Scaler is a heavy-duty, high-performance tool designed for aggressive surface cleaning and preparation across a wide range of industrial applications. Featuring a durable pistol grip design for comfortable handling and precise control, the ZKJ27 is equipped with 19 high-strength steel needles, delivering powerful impact energy for removing rust, scale, paint, and weld slag from metal and concrete surfaces. Ideal for shipbuilding, construction, fabrication, and industrial maintenance, the ZKJ27 combines robust construction, powerful performance, and ergonomic design to meet the demands of harsh working environments.

 

 

Key Features

 

 

19 Steel Needles
Delivers strong and consistent impact power for rapid material removal.

Durable Pistol Grip Design
Provides excellent balance and control for extended use, even in demanding conditions.

High Blows-Per-Minute (BPM)
Ensures efficient cleaning and fast job completion.

Heavy-Duty Construction
Built to withstand harsh industrial environments and long-term operation.

Easy Needle Replacement
Simplifies maintenance and reduces downtime.

Air-Powered Operation
Delivers continuous performance without overheating or losing efficiency.

 

 

Benefits

 

 

  • Aggressive Cleaning Power: 19 steel needles deliver high-impact force to remove thick rust, paint, and scale efficiently.

  • Ergonomic Design: Pistol grip reduces user fatigue and enhances tool control during extended operation.

  • Durable & Reliable: Engineered for industrial use, ensuring long service life even under heavy workloads.

  • Fast & Efficient: High BPM allows for rapid cleaning of large surface areas.

  • Low Maintenance: Simple design with easy-to-replace needles keeps the tool running smoothly.

 

 

Applications

 

 

  • Shipbuilding & Marine: Removing heavy rust and marine growth from hulls, decks, and structural components.

  • Construction: Cleaning concrete surfaces, steel beams, and rebar.

  • Metal Fabrication: Removing weld slag, mill scale, and surface coatings from structural steel.

  • Industrial Maintenance: Surface preparation and cleaning in manufacturing plants and workshops.

  • Automotive & Heavy Equipment: Rust removal and surface prep on frames, chassis, and heavy machinery.

 

 

Why Choose the ZKJ27 Air Needle Scaler – Pistol Grip?

 

 

The ZKJ27 is the go-to choice for professionals who need maximum cleaning power and durability in their surface preparation tools. With 19 steel needles and a rugged pistol grip design, it’s built for heavy-duty cleaning tasks in the most demanding industrial settings. Whether you’re working in shipyards, construction sites, or fabrication shops, the ZKJ27 delivers the power, reliability, and ease of use you need to get the job done quickly and efficiently.

 

 

 

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

 

 

 

 

 

 

Specification:

 

 

  • Number of Needles: 19 pcs
  • Piston Diameter: 0.6(16) inch(mm)
  • Piston Stroke: 0.6(16) inch(mm)
  • Needle Diameter: 5/64×7(2×180) Øinch(mm)
  • Blows Per Min.: 4000 bpm
  • Avg. Air Cons.: 2.5(70) cfm(l/min)
  • Overall Length: 11.2(285) inch(mm)
  • Net Weight: 3.5(1.6) 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)
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

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