Flat Head Long Life Air Exhaust Silencer NPT3/4 for Pneumatic Air Die Grinder. Customizable Thread Types: Available in G, PT, and NPT thread types to meet specific system requirements. Durable Brass Construction: Made from all brass or stainless steel for long service life and corrosion resistance. Effective Noise Reduction: Serried copper particles ensure excellent exhaust performance and noise reduction. Versatile Application Range: Suitable for compressed air, pneumatic automation, steam, vacuum, and inert gases. OEM and ODM Support: Full OEM and ODM services available with 1 dedicated R&D engineer. Flexible Shape Options: Choose between Flat Head, Long Head, or Throttling shapes based on needs. Fast Off-Season Delivery: Lead time within 15 workdays during off-season for quick project turnaround. Low Minimum Order Quantity: MOQ starts at just 50 pieces, ideal for testing and small batch orders.