Nitto Kohki
Nitto Kohki JET CHISEL J Series Needle Scaler
Product Made in Japan
Manufacturer: NITTO KOHKI
Model: J Series
Powerful JEX scaling with multi-needles
Quickly and efficiently removes weld slag, rust, paint and scale from most surfaces
Ideal for cleaning and descaling steel, bridgework, castings, brick, stone and many other materials
Heavy-duty construction for industrial and maritime applications
Proven superior design features with no internal spring components ensure trouble-free performance (JEX-2800A and JEX-20 have balancing springs)
| Model | JC-16 | JEX-24 | JEX-28 | JEX-2800A |
|---|---|---|---|---|
| Lightweight model | Universal model | Heavy-duty model | Reduced vibration model | |
 |  |  |  |
| Model | JC-16 | JEX-24 | JEX-28 | JEX-2800A |
|---|---|---|---|---|
| Air Pressure (MPa (kgf/cm²)) | 0.6 (6) | 0.6 (6) | 0.6 (6) | 0.6 (6) |
| Air Consumption (No-load) (m³/min) | 0.15 | 0.27 | 0.35 | 0.43 |
| Strokes per Minute (min⁻¹) | 4000 | 4000 | 4500 | 3700 |
| Inlet Size | – | Rc 3/8 | Rc 3/8 | Rc 3/8 |
| Mass (Weight) (kg) | 1.4 | 2.7 | 3.5 | 3.3 |
| Accessories Included | – 29 pieces of 2 mm × 150 mm Needles (Installed) – 29 pieces of 2 mm × 150 mm Needles – Bushing R 3/8 × NPT 3/8 – Hose Nipple R 3/8 × 3/8 | – 23 pieces of 3 mm × 180 mm Needles (Installed) – 6 mm Hex. Socket Screw Key – Bushing R 3/8 × NPT 3/8 – Hose Nipple R 3/8 × 3/8 | – 28 pieces of 3 mm × 180 mm Needles (Installed) – 14 pieces of 4 mm × 180 mm Needles – Needle Supporter 4 mm – 6 mm Hex. Socket Screw Key – Bushing R 3/8 × NPT 3/8 – Hose Nipple R 3/8 × 3/8 | – 28 pieces of 3 mm × 180 mm Needles (Installed) – 14 pieces of 4 mm × 180 mm Needles – Needle Supporter 4 mm – Bushing R 3/8 × NPT 3/8 – Hose Nipple R 3/8 × 3/8 |
| Model | AJC-16 | JT-16 | JT-20 | JEX-20 |
|---|---|---|---|---|
| Description | Slim model | Small and lightweight model | Medium duty model | Reduced vibration model |
 |  |  |  |
| Model | AJC-16 | JT-16 | JT-20 | JEX-20 |
|---|---|---|---|---|
| Air Pressure (MPa (kgf/cm²)) | 0.6 (6) | 0.6 (6) | 0.6 (6) | 0.6 (6) |
| Air Consumption (No-load) (m³/min) | 0.07 | 0.16 | 0.2 | 0.2 |
| Strokes per Minute (min⁻¹) | 6000 | 6000 | 4000 | 4000 |
| Inlet Size | – | Rc 3/8 | Rc 3/8 | Rc 3/8 |
| Mass (Weight) (kg) | 0.98 | 0.8 | 2.4 | 2.75 |
| Accessories Included | – 3 pieces of 3 mm × 180 mm Needles (Installed) – 3 pieces of 3 mm × 180 mm Needles – Bushing R 3/8 × NPT 3/8 – Hose Nipple R 3/8 × 3/8 | – 6 pieces of 3 mm × 180 mm Needles (Installed) – 6 pieces of 3 mm × 180 mm Needles – Bushing R 3/8 × NPT 3/8 – Hose Nipple R 3/8 × 3/8 | – 12 pieces of 3 mm × 180 mm Needles (Installed) – 12 pieces of 3 mm × 180 mm Needles – Bushing R 3/8 × NPT 3/8 – Hose Nipple R 3/8 × 3/8 | – 12 pieces of 3 mm × 180 mm Needles (Installed) – 12 pieces of 3 mm × 180 mm Needles – Bushing R 3/8 × NPT 3/8 – Hose Nipple R 3/8 × 3/8 |
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