Amazon.com: Buildalot Specialty Carbon Brushes 0149_Bosch_PST 50 A for Bosch PST 50 A Powertools - With Spring and Connector - Replaces 2.604.321.917 & 2.607.014.001 : Tools & Home Improvement
power tools - Type of blade shanks for Bosch PST 50 AE - Woodworking Stack Exchange