The Crescent CDS51N is a high-performance standard socket designed for professionals and serious DIYers who demand precision, durability, and reliability. With a 21 mm metric size, 12-point configuration, and a 3/8-inch drive, this socket is ideal for a wide range of fastening tasks, offering superior grip and torque in tight spaces.

Key Features:

• Crestoloy® Chrome Vanadium Steel Construction: Made from a specially formulated alloy and heat-treated for maximum strength, abrasion resistance, and long-term durability.
• Nickel Chrome Plated Finish: The mirror-polished surface resists corrosion and is easy to clean, maintaining a sleek, professional appearance.
• 12-Point Design: Provides more contact points for fasteners, allowing for easier alignment and engagement in confined spaces, especially useful for high-torque applications.
• Off-Corner Loading Technology: Crescent’s advanced design applies torque to the flat sides of fasteners, reducing wear and virtually eliminating rounding.
• Stamped Size Markings: Hard-stamped size indicators ensure quick identification and long-lasting readability.
• ANSI & ASME Compliant: Meets or exceeds ANSI B107.1-2002 and ASME specifications, ensuring safety, reliability, and performance.
• Compact & Lightweight: With an overall length of 1.2 inches and weighing just 0.190 lb (3.04 oz), it’s easy to handle and maneuver.

Technical Specifications:

• Drive Size: 3/8 inch
• Socket Size: 21 mm
• Length Format: Standard
• Overall Length: 1.2 inches
• Opening Depth: 0.70 inches
• Drive End Width: 1.2 inches
• Socket End Width: 1.2 inches
• Bolt Clearance: 0.688 inches
• Finish: Full Polish Chrome
• Material: Crestoloy® Chrome Alloy Steel
• Weight: 0.190 lb
• Measurement System: Metric
• Magnetic: No
• Packaging: Hang Tab
• Warranty: Full Lifetime Warranty