3/8" Air Ratchet Wrench with Blue Rubber Sleeve - Astro Pneumatic

The Astro Pneumatic 1139 3/8" Air Ratchet Wrench with Blue Rubber Sleeve is engineered for professional automotive and industrial applications. This robust air ratchet delivers reliable performance for various fastening and loosening tasks, combining durable construction with practical features designed for the demands of a busy workshop.

Key Features

• Positive Socket Retention: Features a ball-type retainer for secure attachment of sockets during operation.
• Enhanced Durability: Built with ball and needle bearing construction to ensure a long service life under rigorous use.
• Reinforced Gearing: Equipped with a special reinforced planetary gear, manufactured from "Micro Grain" powder by gas forging, along with an internal ring gear and three planetary gears for maximum durability.
• Wear Prevention: Utilizes a self-lubricated blade to protect the cylinder and end plates from premature wear.
• Variable Speed Control: A variable speed throttle allows for precise control over fastening applications.

Applications

This versatile 3/8" air ratchet is suitable for a wide range of tasks encountered by professional technicians and mechanics. It is ideal for general automotive repair, including body shop work, radiator removal and replacement, and servicing components such as spark plugs, air conditioning units, and water pumps. Its compact design and powerful torque make it an essential tool for working in confined engine bays and industrial machinery.

Specifications

• Square Drive: 3/8"
• Free Speed: 160 rpm
• Overall Length: 10" (254mm)
• Net Weight: 2.75 lbs. (1.24 kg)
• Max. Torque: 50 ft./lbs.
• Bolt Capacity: 3/8" (10mm)
• Air Inlet Thread NPT: 1/4"
• Air Hose I.D. Size: 3/8" (10mm)
• Avg. Air Consumption: 4 CFM
• Air Pressure: 90-120 PSI