Built to trade standards, the Needle Scaler, 4700 BPM, 23mm Stroke, 3 x 180mm Needles, Straight Style is an Air Needle from M7 for professional applications.
The M7 SN-1360 air needle scaler is a heavy-duty pneumatic surface preparation tool engineered for professional metalworkers, fabricators, auto restoration specialists, and maintenance technicians. It delivers rapid impact action to remove rust, weld scale, paint, and other surface contaminants with precision and efficiency. Engineered with a low-vibration mechanism that significantly cuts hand and arm fatigue compared to conventional needle scalers, allowing operators to work longer and more comfortably during extended surface-preparation tasks.
Product Highlights
- High-Impact Surface Preparation: Delivers up to 4700 blows per minute for fast, aggressive scaling and cleaning of metal surfaces.
- Heavy-Duty Power and Performance: Engineered to tackle rust, mill scale, paint, and corrosion removal on steel, iron, and other substrates, making it a strong choice for automotive, fabrication, shipyard, and industrial applications.
- Ergonomic and Lightweight Design: Weighs approximately 1.7kg, providing a balanced, comfortable feel that cuts fatigue during extended use.
- Heavy-Duty Needle Set: Robust set of hardened steel needles delivers concentrated impacts for effective material removal without excessive vibration.
- Workshop-Ready Pneumatic Tool: Works with standard 1/4" air compressor fittings and requires an operating pressure commonly found in professional workshops.
- Easy Maintenance & Serviceability: Simple needle replacement and accessible internal parts make servicing straightforward for busy workshops.
- Built For Demanding Environments: Robust construction engineered to withstand frequent professional use in fabrication shops, maintenance workshops, automotive repair, and industrial settings.
- Rust and corrosion removal.
- Mill scale and weld spatter cleaning.
- Paint and coating stripping.
- Surface prep before welding or painting.
- Marine, automotive, and structural steel cleaning.
Specifications
- Blows Per Minute (BPM): 4,700 BPM
- Air Pressure: 90 PSI / 6.3 bar
- Needle Set: 19 Pieces Hardened steel impact needles (quantity approx. set of multiple)
- Piston Diameter: 22 mm
- Weight: 1.7 kg
- Overall Length: 363mm
- Air Inlet: 1/4″
- Sound Pressure: 91 (dBA)





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