swage 
(swāj)
(swāj)n.
1. A tool used in bending or shaping cold metal.
2. A stamp or die for marking or shaping metal with a hammer.
3. A swage block.
tr.v. swaged, swag·ing, swag·es
To bend or shape by or as if by using a swage.
[Middle English, ornamental border, from Old French souage.]