uMod Enhanced Hammer by misticos
This plugin provides both chat and console commands using the same syntax. When using a command in chat, prefix it with a forward slash: `/`. Default commands are: eh, hammer, up, grade and upgrade. You can specify a grade with: 0 for Twigs, Twigs for Twigs. 1 Wood, 2 Stone, 3 Metal, 4 TopTier (aka HQM).