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 Carpenters Block Planes (RS-CBP65/RS-CBP95) Robert Sorby Select 4 Piece Carpenters Tool Set (RS-CT4PS) Robert Sorby Select Carpenters Jack Plane No.5 (RS-CJP5) Robert Sorby Select Mini One Handed Bar Clamps (RSOHBC6-MINI/RSOHBC12-MINI)