Related Clues:

• Knife material
• With 4-Down, Atlantic City attraction
• Strong metal
• Iron-carbon alloy
• Shade of blue or gray
• It's often forged
• Type of wool
• With 66-Across, a utility fitting
• Iron alloy
• Nerve material?
• "Buns of ___"
• Encircle with a belt
• Metal
• 'Buns of ___' (5)
• Eleventh anniversary gift