Description Sprues equipped with the most ideal shape of flow and with reservoir. The original since 1997 – approved a million times in casting technique. Advantages: The alloy being injected swirls less, as to the ball of the sprue is shaped like a nozzle. Due to the tube diameter of 3 mm and the concave shape of the reservoir, an easy and metal-saving removal after casting is provided. A more homogenous texture without cavities. Now available for non-precious metals equipped with a wider diameter of the tube. Also try the special Stick-on Wax for sprues for best results. Sold in 6mm, 7mm, 8mm in packs of 250 pcs.
