The IRWIN Mechanics Vise No. 4 with a 4-1/2″ jaw is a heavy-duty tool designed for various applications, including metalworking, woodworking, and general maintenance. Here are the full details:

• Manufacturer: IRWIN
• Model: Mechanics Vise No. 4
• Type: Mechanics Vise
• Jaw Width: 4-1/2 inches (approximately 114 mm)
• Jaw Opening Capacity: Typically up to 4-1/2 inches
• Jaw Depth (Throat Depth): Typically around 2-1/2 inches
• Construction:
  • Body: Made from high-quality cast iron for superior strength and durability, ensuring long-lasting performance in demanding work environments.
  • Jaws: Hardened steel jaws provide a secure grip on various materials. The jaws are replaceable, extending the vise’s lifespan.
  • Screw: Acme-threaded main screw for smooth operation and precise adjustment.
  • Finish: Powder-coated or painted finish to resist rust and corrosion.
• Features:
  • 360-Degree Swivel Base: Allows for precise positioning of the workpiece, providing flexibility and ease of use. The swivel base can be locked in place for stability during heavy-duty tasks.
  • Large Anvil Work Surface: Provides additional workspace for hammering, shaping, and other tasks.
  • Sturdy Build: Robust construction ensures stability and minimizes vibration during use.
  • Secure Mounting: Pre-drilled holes in the base allow for secure mounting to a workbench or other stable surfaces.
  • Handle: Ergonomically designed handle for comfortable and efficient tightening and loosening. The handle is typically long enough to provide ample leverage.
• Usage:
  • Ideal for use by mechanics, metalworkers, woodworkers, and DIY enthusiasts for various tasks, including clamping, holding, and securing workpieces.
  • Suitable for general-purpose applications in workshops, garages, and industrial settings.
  • Perfect for tasks that require significant clamping force and stability, such as bending, shaping, and cutting metal.

The IRWIN Mechanics Vise No. 4 with a 4-1/2″ jaw is known for its heavy-duty performance, durability, and versatility, making it an essential tool for professionals and hobbyists who require reliable and robust clamping solutions.