2. Mini, compact and hard material, 36 different letters to meet your needs. 1. Essential tools for started with leather carving - Leather goods made with leather carving tools incorporate the visual beauty and ingenuity. artwork. 3. Usage: Tools for making and seals on the of leather, bags, and leather goods. 4. Scope of use: leather/wood/rubber and other soft materials (cannot be used for metal and hard objects)