Wilton Starter Tool Set This Wilton tool starter set includes: Double ended ball tool for thinning and ruffling flower petals, Double ended stitching wheel to imprint stitch detail onto your paste (one end is fine and the other is wide toothed) and Knife & needle tool to cut and trim smaller decorations or to release air bubbles from your rolled paste. Dimensions: Ball tool: 165mm (L) Each end of ball tool measures: 7mm & 12mm Stitching tool: 177mm (L) Each wheel measures 13mm. Knife and needle tool: 175mm (L) Blade measures: 25mm (L), Needle measures: 27mm (L)