Possible Clues:

• Even if they''re sharp they may get led and seen around
• Isle of Wight chalk monoliths
• They have points - it is a point
• California city on the Colorado
• You have to have Leslie to give them a thread
• Teases or provokes with knitting implements
• They're very sharp - use their eyes!
• For sewing
• Annoys the pointed implements?
• Virtually redundant indicators