Possible Clues:

• Smith beats the snail in bits about five
• Can you beat them for use in forgery, perhaps (6)
• Smith blows on them (6)
• Smithy implements
• Blocks for a blacksmith to work on
• Forge items
• Smith's got them to get the beat
• Slain about five such following a beating from Smith
• Small bones
• Iron blocks for blacksmiths