Arco-Serrated Objects Other Than The Bow
Various materials can be used to generate an Arco type sound which are serrated and produce a much harsher sound. The sound quality depending on the material/object used.
Some materials/objects are:
Dynamic Range: pp-ff
Special Notes: Velocity is limited in some cases where both hands have to be used. Care must be taken to not damage the strings.
Notched Stick & Hair Brush