Austrian made, tool steel bit with dual rim lips and wide chip gates which don't bind up. These cut a hole as cleanly as forstners and are easier to hone and sharpen.
High torque, concealed clock movement for dials up to 1 metre (3 1/2 feet). Note the limitation on dial size is simply an aesthetic judgement of how any the three alternative hand sets will appear. The use of handsets other than those three...