These stakes are constructed of hardened steel, and polished to a mirror finish. Each stakes measures approximately 3". The variety of stakes are ideal for forming, shaping, and raising metals, especially for smaller-scaled projects.This kit includes the following metal forming products: (10) Mini Forming Stakes: (convex/concave, shell, doming, deep double convex, standard raising, double convex, beak, cone, hoop, and progressive fluting styles). (1) Wooden Stand: (this is ideal for holding mini forming stakes. Measures: 8-5/8" x 4-7/8" x 3"). (1) Stake Vise/Holder: (this conveniently holds/mounts onto your workbench to hold your mini forming stakes while working).Please contact us with any questions. Thanks for looking!