The tool smith made various tools . He was also called a kit smith , circle smith or Zirkler, as well as small smith . In the early days of tool manufacture, mainly forestry tools such as hoes, special knives and splitting tools were made.
In the Middle Ages, the locksmiths (in contrast to the "large blacksmiths" who worked pig iron) were also among the small forges.
- Hans-Peter Trenschel: The Würzburg guild of locksmiths, rifle, watch and winch makers . In: Ulrich Wagner (Hrsg.): History of the city of Würzburg. 4 volumes; Volume 2: From the Peasants' War in 1525 to the transition to the Kingdom of Bavaria in 1814. Theiss, Stuttgart 2004, ISBN 3-8062-1477-8 , pp. 448–453, here: p. 448.