Spear & Jackson No 4 Replacement Plane Blade

Precision Replacement Blade for No 4 Bench Planes

The Spear & Jackson No 4 Replacement Plane Blade offers superior woodworking performance with a sharp, resilient cutting edge designed for smoothing and finishing tasks.

 Built to fit standard No 4 bench planes, this blade excels at flattening boards, removing mill marks, and delivering fine surface finishes on both hardwoods and softwoods.

• Ground and hardened carbon steel blade
• Dimensions: 183mm long, 51mm wide, 2.2mm thick
• Compatible with many models of No 4 and No 5 planes
• Manufacturer’s warranty included
• Age verification required at purchase and delivery

Compared to industry standards, this plane blade maintains its sharpness longer, reducing the need for frequent sharpening.

 It is crafted with precision to meet the exacting demands of professional woodworkers and serious hobbyists alike.

 Its compatibility with multiple plane models adds versatility over previous blades, making it an essential tool for achieving consistent, reliable woodworking results.

Key Technical Advantages: Technology and Performance

Constructed from ground and hardened carbon steel, the blade offers enhanced durability and edge retention.

Its precise dimensions ensure an accurate fit for various No 4 bench planes, including the CSP4 and CSP5 smoothing and jack planes. 

This blade’s design and material choice make it a top-performing option in the category of no 4 plane spare blades, delivering exceptional cutting efficiency and longevity for smoothing and finishing projects.

Specifications

Spear & Jackson No 4 Replacement Plane Blade - fits CSP4 and CSP5 Smoothing and Jack  Planes.

Mpn -  CSP4BLADE

Ground and hardened carbon steel.

Dimensions - 183mm long,  51mm wide,  2.2mm thickness.

Will fit many models of No 4 and no5 planes.

Manufacturers warranty.