JEM Closed Star Piping Nozzle no. 31 Ideal for drop flowers, shells, rosettes and grooved stars 
Dimensions: 
Tip diameter 9.2 mm
Base diameter 18 mm
Height 31.2 mm
No. of points: 9 All nozzles work with parchment piping bags, standard bags and couplers and are made from high quality seamless stainless steel. Hand wash in warm soapy water is recommended.