Survey StakesHARDWOOD AND POPLAR STAKES ARE AVAILABLE S8 -8' Grade Stake S6 - 6' Grade Stake S5 - 5' Grade Stake S48 - 48" Grade Stake S36 - 36" Grade Stake S30 - 30" Grade Stake S24 - 24" Grade Stake S18 - 18" Grade Stake S12 - 12" Grade Stake