Vintage Antique Scottish Style Infill Smoothing Plane Robt Sorby Old Tool. Scottish style smoothing plane, fitted with Robt Sorby iron & ward cap, in good used condition with age & usage related marks/pitting damage to rear horn which has been repaired & there is a crack running through the bottom of the handle. Measures 8-1/4 inches long & 2-5/8 inches wide. Please study the pictures for a more accurate description. Check out my other interesting items & tools by clicking on the see other items at the top of the page.