Related Clues:

• Cutting parts
• Peripheries
• A sphere lacks them
• Shirts and skins, e.g.
• Trims the lawn
• Moves crabwise
• Phases
• Sword parts
• Beats (out)
• Devils and Angels, e.g.
• Sidles
• 12 on a cube
• Works together
• Sphere's lack
• Just beats