Related Clues:

• Rubber products
• Pencil tips
• Pencil parts
• Moderates
• Teachers' pets, sometimes
• After-school workers?
• Pencil toppers
• Ends of pencils
• Tools for some crossword solvers
• Art-store purchases
• Blackboard accessories
• Chalk-dust collectors
• They help get the lead out
• They can fix slips
• Aids for the error-prone