diff --git a/Resources/Prototypes/Damage/modifier_sets.yml b/Resources/Prototypes/Damage/modifier_sets.yml
index 4a590da79d..178b3e7a6e 100644
--- a/Resources/Prototypes/Damage/modifier_sets.yml
+++ b/Resources/Prototypes/Damage/modifier_sets.yml
@@ -16,7 +16,8 @@
     Slash: 0.5
     Piercing: 0.7
     Shock: 1.2
-    
+
+# Like metallic but very strong to resist most all basic tools and weapons.
 - type: damageModifierSet
   id: StrongMetallic
   coefficients:
@@ -27,7 +28,9 @@
   flatReductions:
     Blunt: 16
     Slash: 16
-    Piercing: 10
+    Piercing: 16
+    Shock: 10
+    Heat: 10
 
 - type: damageModifierSet
   id: Inflatable
diff --git a/Resources/Prototypes/Entities/Structures/Storage/Closets/Lockers/base.yml b/Resources/Prototypes/Entities/Structures/Storage/Closets/Lockers/base.yml
index f5f95c1f70..d80f616c11 100644
--- a/Resources/Prototypes/Entities/Structures/Storage/Closets/Lockers/base.yml
+++ b/Resources/Prototypes/Entities/Structures/Storage/Closets/Lockers/base.yml
@@ -23,7 +23,7 @@
     thresholds:
     - trigger:
         !type:DamageTrigger
-        damage: 300
+        damage: 150
       behaviors:
       - !type:DoActsBehavior
         acts: ["Destruction"]
@@ -35,3 +35,12 @@
           SheetSteel1:
             min: 1
             max: 2
+
+- type: entity
+  id: LockerBaseSecure
+  parent: LockerBase
+  abstract: true
+  components:
+  - type: Damageable
+    damageContainer: Inorganic
+    damageModifierSet: StrongMetallic
\ No newline at end of file
diff --git a/Resources/Prototypes/Entities/Structures/Storage/Closets/Lockers/lockers.yml b/Resources/Prototypes/Entities/Structures/Storage/Closets/Lockers/lockers.yml
index 4bd85c9a1d..d8073e3104 100644
--- a/Resources/Prototypes/Entities/Structures/Storage/Closets/Lockers/lockers.yml
+++ b/Resources/Prototypes/Entities/Structures/Storage/Closets/Lockers/lockers.yml
@@ -32,7 +32,7 @@
 # Command
 - type: entity
   id: LockerCaptain
-  parent: LockerBase
+  parent: LockerBaseSecure
   name: captain's locker
   components:
   - type: Appearance
@@ -44,7 +44,7 @@
 
 - type: entity
   id: LockerHeadOfPersonnel
-  parent: LockerBase
+  parent: LockerBaseSecure
   name: head of personnel's locker
   components:
   - type: Appearance
@@ -57,7 +57,7 @@
 # CE
 - type: entity
   id: LockerChiefEngineer
-  parent: LockerBase
+  parent: LockerBaseSecure
   name: chief engineer's locker
   components:
   - type: Appearance
@@ -191,7 +191,7 @@
 # CMO
 - type: entity
   id: LockerChiefMedicalOfficer
-  parent: LockerBase
+  parent: LockerBaseSecure
   name: chief medical officer's locker
   components:
   - type: Appearance
@@ -202,7 +202,6 @@
     access: [ [ "Medical", "Command" ] ]
 
 # Science
-
 - type: entity
   id: LockerResearchDirector
   parent: LockerBase
@@ -230,7 +229,7 @@
 # HoS
 - type: entity
   id: LockerHeadOfSecurity
-  parent: LockerBase
+  parent: LockerBaseSecure
   name: head of security's locker
   components:
   - type: Appearance
@@ -243,7 +242,7 @@
 # Warden
 - type: entity
   id: LockerWarden
-  parent: LockerBase
+  parent: LockerBaseSecure
   name: warden's locker
   components:
   - type: Appearance
@@ -256,7 +255,7 @@
 # Security Officer
 - type: entity
   id: LockerSecurity
-  parent: LockerBase
+  parent: LockerBaseSecure
   name: security officer's locker
   components:
   - type: Appearance
@@ -277,11 +276,10 @@
     access: [["Service"]] # TODO access [["Detective"]]
 
 # Syndicate
-
 - type: entity
   id: LockerSyndicatePersonal
   name: armory closet
-  parent: LockerBase
+  parent: LockerBaseSecure
   description: It's a personal storage unit for operative gear.
   components:
   - type: Appearance