Robert Sorby bowl gouges are a must in the tool kit of every bowl turner. Throughout the world, the name Robert Sorby is synonymous with all that is good in woodturning and Robert Sorby turning tools remain the benchmark by which all others are judged. Robert Sorby bowl gouges are a must in the tool kit of every bowl turner. Milled from round bar, giving both mass and stability. These tools are ideal for making bowls. They can produce either massive profiling cuts or delicate cuts as necessary.