The Gison GP-851J is a highly portable, professional-grade mini air needle scaler designed for heavy-duty surface preparation in confined or hard-to-reach areas. Operating at a rapid 4,200 blows per minute (BPM) and weighing in at a mere 1.08 kg, this compact straight needle scaler packs incredible rust-busting power into a highly maneuverable frame.
Whether you are dealing with tight automotive weld points, restoring old hulls, or managing mobile repair tasks, the GP-851J outpaces manual scraping and heavy standard scalers by delivering high-speed impact without straining your hands.
Key Features & Workshop Benefits
- Compact & Lightweight Body: At only 1.08 kg and 258 mm in length, it is perfect for single-handed operations or working inside restricted engine bays and chassis frames.
- High-Speed 4,200 BPM Stroke: Delivers rapid, highly concentrated blows to cut through hardened scale, thick rust, and layered coatings with ease.
- Precision 12-Needle Bundle: Outfitted with 12 hardened 3mm steel needles that individually contour to uneven surfaces for clean, uniform coverage.
- Shop-Friendly Air Demands: Operates efficiently at standard shop pressure of 90 psi (6.3 kg/cm²) with an air consumption rate of 0.20 m³/min, easily supported by standard shop compressors.
Common Applications Across NZ Industries
The Gison GP-851J air pin derusting gun is incredibly versatile, trusted by Kiwi tradespeople for precision surface prep tasks, including:
- Weld De-Slagging: Rapidly removes spot welding slag, spatter, and scale to clean metal surfaces perfectly for subsequent coatings.
- Automotive & Marine Maintenance: Strips paint and severe oxidation from tight corners on trailers, car chassis, and aluminium boat hulls.
- Restoration & Masonry Work: Highly effective for stripping paint from stone and brickwork, carving stone, or cleaning rough castings.
Technical Specifications
- Model: GP-851J
- Configuration: Straight Mini Needle Scaler
- Needle Size & Count: 3 mm x 12 pcs
- Stroke Speed: 4,200 bpm
- Net Weight: 1.08 kg
- Overall Length: 258 mm
- Air Consumption: 0.20 m³/min
- Air Inlet Thread: 1/4"
- Hose Size (I.D.): 6.5 mm
- Recommended Air Pressure: 90 psi
- Vibration: 14.5 m/S²
Why Source Your Gison Tools from Albany Air?
Albany Air is a 100% New Zealand owned and operated specialist in premium pneumatic tools and commercial air compressors. Buying your Gison equipment from us ensures:
- Authorised NZ Warranties & Repairs: No grey market concerns. Every industrial tool you purchase is protected by local servicing.
- Fast Overnight Dispatch: We dispatch orders on the same day to minimise your shop downtime and keep your projects moving.
- Expert Local Advice: Access professional troubleshooting and pneumatic equipment support straight from knowledgeable Kiwis who understand your trade.
- Short Description:
Gison Mini Needle Scaler Str, 4200bpm, 12 needles 3mm
