Fallout 4 Best Perks for Demolition Expert Build Level 31-40

Here’s a list of the best perks to select from levels 31 to 40 with the Demolition Expert Build Guide in Fallout 4:
Level 31 – Toughness 3
Level 32 – Adamantium Skeleton 3
Level 33 – Medic 3
Level 34 – Demolition Expert 4
Level 35 – Commando 4
Level 36 – Heavy Gunner 4
Level 37 – Gun Nut 3
Level 38 – Armorer 2
Level 39 – Gun Nut 4
Level 40 – Armorer 3