Is this a good/decent set for Garchomp?
Move 1: Sandstorm
Move 2: Iron Head
Move 3: Earthquake
Move 4: Dragon Claw
Ability: Sand Veil
Item: Life Orb
EV Spread: 252 Atk, 4 HP, 252 Speed
Would appreciate feedback/some ways I could make it better. Thx in advance