Astro Pneumatic 4320 In-Line Needle Scaler, 3 mm x 7 Inch Needles (12), 4200 bpm

Astro Pneumatic 4320 In-Line Needle Scaler,  3 mm x 7 Inch Needles (12), 4200 bpm

• Astro Pneumatic 4320 in-line needle scaler is a pneumatic surface prep tool for scaling, rust removal, and weld cleanup. It uses a 12 piece set of 3 mm x 7 inch needles and delivers 4,200 blows per minute for fast results. This is a stand alone tool and not a replacement part for a specific SKU.
• Features:
  • 12 high tension steel needles focus impact to remove rust, scale, and weld spatter quickly
  • In-line body improves access and control in narrow spaces for detailed surface preparation
  • 4,200 bpm stroke rate increases productivity on heavy corrosion and coatings
  • Standard 1/4 inch air inlet and 8 mm hose size simplify connection to common shop air systems
  • Accepts 3 mm x 7 inch needles for broad compatibility and easy replacement
• Specifications:
  • Manufacturer: Astro Pneumatic Tool Company
  • Part Number: 4320
  • Category: Air tools
  • Subcategory: Needle scalers
  • Product Type / Function: In-line pneumatic needle scaler
  • Needles: 12 pieces, 3 mm x 7 inch
  • Stroke Speed: 4,200 bpm
  • Air Consumption: 0.12 m3 per minute
  • Air Inlet: 1/4 inch
  • Hose Size: 8 mm
  • Length: 12-1/4 inch
  • Sound Pressure: 91 dBA
  • Vibration: 14.5 m/s2
  • System Compatibility or Application: General purpose scaling, rust removal, and weld cleanup using 3 mm x 7 inch needles; not a replacement part
  • Alternate Part Numbers / Cross References: AO4320
  • Quantity: Single tool
• The In-Line Needle Scaler can also be referred to as needle scaler, in-line needle scaler, air needle scaler, pneumatic needle scaler, and rust removal tool.

Astro Pneumatic Tool Company supplies professional automotive and industrial tools, including air tools, hand tools, and specialty service equipment used by technicians and fabricators in shops and facilities worldwide.

Q: What needles does the 4320 use?
A: It uses 12 high tension steel needles sized 3 mm x 7 inch. Replacement needle and component parts are available from the manufacturer.

Q: What air setup is recommended?
A: Use regulated shop air at typical working pressure with an average supply of about 0.12 m3 per minute, a 1/4 inch air inlet, and an 8 mm hose.

Q: Is this a replacement for a specific tool or machine?
A: No. The 4320 is a stand alone in-line needle scaler intended for general surface preparation, not a direct replacement part for a specific SKU.