HomeRobert Sorby SelectWoodworking ToolsRobert Sorby Select Spare Blades to Fit Smoothing Planes (RS-CSP3BLADE/RS-CSP4BLADE) Robert Sorby Select Spare Blades to Fit Smoothing Planes (RS-CSP3BLADE/RS-CSP4BLADE) Spare blade to fit RS-CSP3 – No.3 Smoothing Plane & RS-CSP4 – No.4 Smoothing Plane Ground and hardened carbon steel for strength and durability Ideal to have as a spare, or to be bought as a replacement We offer spare blades for all of our Carpenter’s Planes Categories: Robert Sorby Select, Woodworking Tools Find a Stockist Additional Information Part No. Blade Size RS-CSP3BLADE 175mm x 44.5mm x 2mm RS-CSP4BLADE 183mm x 51mm x 2.2mm Share this on: Related products Robert Sorby Select Quick Release Woodworking Vices (RSWWQR7/RSWWQR9) Robert Sorby Select Traditional Brass Back Tenon Saw 12” (305mm) x 15TPI (RS-9550B) Robert Sorby Select Framing Square (RS-FS610X400) Robert Sorby Select Screw Clamps 120mm Depth (RS-SCR)