Enhancement on a D. Khanjar?

Dragon Khanjar: Shield
Source

 Potential Bonus: Shield

Rare secondary:
Increase str (level/20)
Increase dex (level/20)
Increase int (level/20)
Increase luk (level/20)
Increase max hp (level/2)
Increase max mp (level/2)
Increase accuracy (level/5)
Increase avoidability (level/5)
Increase weapon def (level/2)
Increase magic def (level/2)

Rare primary, epic secondary:
Increase str (floor((level + 10)/20)*2)
Increase dex (floor((level + 10)/20)*2)
Increase int (floor((level + 10)/20)*2)
Increase luk (floor((level + 10)/20)*2)
Increase max hp (level)
Increase max mp (level)
Increase accuracy (level/2.5)
Increase avoidability (level/2.5)
Increase str % (job adv range)
Increase dex % (job adv range)
Increase int % (job adv range)
Increase luk % (job adv range)
Increase accuracy % (job adv range)
Increase avoidability % (job adv range)
Increase all stats ((level + 10)/20)
Increase weapon def (level)
Increase magic def (level)
Increase max hp % (job adv range)
Increase max mp % (job adv range)
Increase weapon def % (job adv range)
Increase magic def % (job adv range)

Epic primary, unique secondary:
Increase str % (job adv range*2)
Increase dex % (job adv range*2)
Increase int % (job adv range*2)
Increase luk % (job adv range*2)
Increase accuracy % (job adv range*2)
Increase avoidability % (job adv range*2)
Increase all stats % (job adv range)
Increase max hp % (job adv range*2)
Increase max mp % (job adv range*2)
Increase weapon def % (job adv range*2)
Increase magic def % (job adv range*2)
Ignore damage (20% chance, level/5 + 1)
Ignore damage (20% chance, level*3/10 + 2)
Ignore damage (30% chance, level*2/5 + 3)

Unique primary:
Increase str % (job adv range*3)
Increase dex % (job adv range*3)
Increase int % (job adv range*3)
Increase luk % (job adv range*3)
Increase accuracy % (job adv range*3)
Increase avoidability % (job adv range*3)
Increase all stats % (job adv range*2)
Increase max hp % (job adv range*3)
Increase max mp % (job adv range*3)
Increase weapon def % (job adv range*3)
Increase magic def % (job adv range*3)
Increase potion recovery % (job adv range*10)
Ignore damage % (5% chance, 20% damage) – requires level 20
Ignore damage % (5% chance, 40% damage) – requires level 40

Source

On a side note, the database says it's for Bowman class. Someone might want to look into that.