Bosch 1619P10368 - Armature for Marble Cutter GDC 120/121 is a Bosch replacement part for marble cutter. The amature fits perfectly and comes with dimensions of 8.75 x 3.5 x 3.5 inches. It is an original equipment manufacturer (OEM) part and is a genuine Bosch product. This armature for marble cutter are very efficient and can turn a simple cutter into a multifunctional machine.