
1) Woodworking hand tool
Found on
https://www.crosswordclues.com/clue/surform

A surform tool (also surface-forming tool) features perforated sheet metal and resembles a food grater. A surform tool consists of a steel strip with holes punched out and the rim of each hole sharpened to form a cutting edge. The strip is mounted in a carriage or handle. Surform tools were called `cheese graters` decades before they entered the.....
Found on
http://en.wikipedia.org/wiki/Surform

Surform tools have blades that look a bit like a cheese grater. They are designed for fast shaping of wood but also work well with plaster and Styrofoam. Be warned that the blades tend to be quite vicious and that they create a lot of mess. The photo shows two types, a 'shaver' and a block plane, made by Stanley. Types that look like two handed pla...
Found on
http://www.terragenesis.co.uk/glossary.php?id=surform
No exact match found.