In a subsequent and stronger machine, the bar carrying the mandrel stood lower than the other, to admit of larger change wheels upon it, and the same driving ...

Related Keywords

, Methods Of Originating Screws , Turning , Mechanical Manipulation , Rafts , Bloodwork , Palloys , Aathes , Tools , Casting , Wood , Cimbre , Metal Turning , Ngraving , Materials , Metals , Cutting , Soldering , Steel ,