Shaping the metal consists of two hammering techniques, raising and planishing. Raising is hammering and compressing the metal down to the stake without stretching it and planishing is smoothing and stretching metal against a stake by making the blows overlap.
Every set of stakes needs a set of hammers and the Tru Strike hammer set is a great choice to pair with them. Jewelry Tools has an assortment of hammers for a variety oftechniques.