RCS ProFab tops are made in USA a Tomczyk Design Made on a high end CNC lathe for the ultimate presision, and machined from a solid piece of Stainless Steel for balance and a flame Anodized Titanium Stem, quality and durability.Every spinning top is meticulously checked to ensure that only perfectly balanced tops are produced.We have taken the world's oldest toy and transformed it into a timeless collectible jewel.Your custom pocket top can be passed on for generations to cherish.It's the perfect gift, designed to last.A Hand Made top that is built to last and spin.Our spin time on this top averages 11 minutes on a glass surfaces but we have seen a good spin last up to 15 minutes.Our Tops use Silicon nitride balls in the tip and are harder than steel allowing them to withstand the most rigorous use.Ceramic balls are almost friction-less because they are non-porous which gives them the ability to spin faster than steel balls.They are made in our shop in the USA.