Related Clues:

• Coarse particles
• Abrasive material
• Place for a title
• It can be tapped
• Tenacity
• Abrasive stuff
• Quill, e.g.
• Title location
• Perseverance
• Abrasive particles
• ''True ___'' (John Wayne movie)
• Sandpaper grade
• Place for many a title
• Firmness of character
• Sandy particles