https://www.amazon.com/PiercingJ-Surgical-Stainless-Stretching-Stretcher/dp/B00OUFO1VK
This is a gorgeous 28 piece surgical stainless steel tapering stretching kit. Each piece is made of high quality 316L surgical stainless steel, never rust and tarnish resistance, nickel-free and lead-free material.. Each piece has it's own O ring. There are 7 pairs of steel tapers and 7 pairs of single flared tunnels. The flare tunnels have a beautiful iridescent finish. The gauge are 2mm, 3mm, 4mm, 5mm, 6mm, 8mm, 10mm.