Description
The Grey Pneumatic 3/4″ Drive Retaining Pin – .16″ D x 1.38″ L (3221) is engineered for secure socket retention and reliable tool fastening. Crafted from high-strength steel, this retaining pin fits 3/4″ drive sockets, extensions, adapters, and universal joints with precision. Its corrosion-resistant finish ensures long-lasting durability, making it ideal for professional mechanics, automotive technicians, and DIY enthusiasts.
This Grey Pneumatic 3/4″ Drive Retaining Pin is lightweight yet strong, allowing for easy installation and removal while maintaining a secure hold during high-torque applications. Perfect for workshops, garages, and industrial settings, it meets the demands of daily heavy-duty use. Its compact design, measuring .16″ in diameter and 1.18″ in length, guarantees compatibility with standard impact tools while providing added safety.
Features and Specifications:
- Drive Size: 3/4 inch
- Material: Polyurethane with steel insert
- Compatibility: Fits 1.65″ – 1.75″ (42mm – 44mm) sockets.
- Packaging: Poly bag with barcode
- Weight: 0.01 lbs.
- Warranty: Limited Warranty
- Dimensions: .16″ (4mm) Diameter x 1.38″ (35mm) Length
- Use: Socket retention, tool fastening






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