1-9/16 inch diameter Star Plunger, for Donut Robot® Mark II, Mark II Gas, and Mark V. Belshaw Adamatic by Unisource Donut Robot Star Plunger 1-9/16" [U-1001S] is perfect for your establishment. Belshaw Adamatic Bakery Group has served the baking industry for over 90 years and is one of the leading bakery equipment companies in the USA. Belshaw and Adamatic combined in 2007 to provide equipment for retail and wholesale bakeries, QSR’s, Supermarkets, Concession operators, and many more.