The Crescent CRW21N socket extension is a professional-grade tool designed to deliver extended reach, secure socket retention, and reliable performance in demanding mechanical environments. Whether you're working in automotive repair, industrial maintenance, or heavy equipment servicing, this 8-inch extension bar offers the strength, durability, and precision needed to tackle hard-to-reach fasteners with ease.

Key Features:

• Extended Reach for Tight Spaces
  With an 8-inch overall length, this extension provides the extra clearance needed to access recessed or obstructed fasteners, improving efficiency and reducing strain during repairs.

• Crestoloy® Chrome Alloy Steel Construction
  Forged from Crescent’s proprietary Crestoloy® alloy steel, the CRW21N is engineered for superior strength and long-lasting durability. It resists wear, corrosion, and deformation under high torque conditions.

• Bright Full Polish Chrome Finish
  The mirror-like chrome finish resists corrosion and easily wipes clean, maintaining a professional appearance and extending the tool’s lifespan even in harsh environments.

• Secure Ball Detent Retention
  Features a ball detent mechanism that ensures secure socket retention during use, preventing accidental disengagement and improving safety and control.

• Precision Machined Square Drive
  The 3/4" square drive tang is precision-machined for a snug fit with sockets and accessories, ensuring consistent performance and reducing the risk of slippage.

• Meets or Exceeds ASME Standards
  Complies with ASME B107.10M specifications, guaranteeing professional-grade quality, safety, and performance.

Technical Specifications:

• Drive Size: 3/4 in
• Overall Length: 8 in
• Material: Crestoloy® Alloy Steel
• Finish: Full Polish Chrome
• Weight: 1.62 lb
• Drive Type: Square
• Ball Detent: Yes
• Knurled Grip: No
• Wobble Feature: No
• Locking Mechanism: No
• Magnetic: No
• UPC: 037103321886
• Packaging: Hang Tab
• Manufacturer: Crescent Tools (Apex Tool Group)

Applications:

Ideal for mechanics, technicians, and maintenance professionals, the CRW21N extension bar is perfect for high-torque applications such as engine work, industrial machinery, and equipment assembly. Its extended reach and secure socket retention make it especially effective in confined spaces or when additional leverage is required.