Stanley surform planer files stanley 5 21 104 this moulded body block plane is suitable for use on all types of wood aluminium copper plastics and laminatesthe blade is reversible for bull nose work and it has a lightweight plastic moulded body with a thumb screw for quick releasefitted with a 140mm 5 12in fine cut bladeoverall length 155mm 6in stanley 5 21 104 surform moulded body surform block plane 155mm