Possible Clues:

• The point is so silly - and first-rate, for instance
• A Zulu warrior's spear
• Though silly, for instance, it's first-rate to get to the point
• One weapon used for ages is a chopper
• A sage is badly damaged by missile
• A ship has, for example, first-rate missile
• 'Sharper than Polish pike or -' (Walter Scott)
• One gets on with it, twirling weapon
• Weapon, say, used in brief attack
• Spear, for example, stuck into palm tree