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