diff --git a/src/main/java/refinedstorage/apiimpl/storage/NBTStorage.java b/src/main/java/refinedstorage/apiimpl/storage/NBTStorage.java
new file mode 100644
index 000000000..362ff1b1d
--- /dev/null
+++ b/src/main/java/refinedstorage/apiimpl/storage/NBTStorage.java
@@ -0,0 +1,23 @@
+package refinedstorage.apiimpl.storage;
+
+import net.minecraft.item.ItemStack;
+import refinedstorage.RefinedStorageItems;
+import refinedstorage.apiimpl.storage.fluid.FluidStorageNBT;
+import refinedstorage.apiimpl.storage.item.ItemStorageNBT;
+
+import java.util.function.Function;
+
+public final class NBTStorage {
+    public static void constructFromDrive(ItemStack disk, int slot, ItemStorageNBT[] itemStorages, FluidStorageNBT[] fluidStorages, Function<ItemStack, ItemStorageNBT> itemStorageSupplier, Function<ItemStack, FluidStorageNBT> fluidStorageNBTSupplier) {
+        if (disk == null) {
+            itemStorages[slot] = null;
+            fluidStorages[slot] = null;
+        } else {
+            if (disk.getItem() == RefinedStorageItems.STORAGE_DISK) {
+                itemStorages[slot] = itemStorageSupplier.apply(disk);
+            } else if (disk.getItem() == RefinedStorageItems.FLUID_STORAGE_DISK) {
+                fluidStorages[slot] = fluidStorageNBTSupplier.apply(disk);
+            }
+        }
+    }
+}
diff --git a/src/main/java/refinedstorage/inventory/IItemValidator.java b/src/main/java/refinedstorage/inventory/IItemValidator.java
index c86888705..dd99d7d8d 100755
--- a/src/main/java/refinedstorage/inventory/IItemValidator.java
+++ b/src/main/java/refinedstorage/inventory/IItemValidator.java
@@ -1,7 +1,29 @@
 package refinedstorage.inventory;
 
 import net.minecraft.item.ItemStack;
+import refinedstorage.RefinedStorageItems;
+import refinedstorage.apiimpl.storage.fluid.FluidStorageNBT;
+import refinedstorage.apiimpl.storage.item.ItemStorageNBT;
 
 public interface IItemValidator {
+    IItemValidator ITEM_STORAGE_DISK = new ItemValidatorBasic(RefinedStorageItems.STORAGE_DISK) {
+        @Override
+        public boolean isValid(ItemStack disk) {
+            return super.isValid(disk) && ItemStorageNBT.isValid(disk);
+        }
+    };
+    IItemValidator FLUID_STORAGE_DISK = new ItemValidatorBasic(RefinedStorageItems.FLUID_STORAGE_DISK) {
+        @Override
+        public boolean isValid(ItemStack disk) {
+            return super.isValid(disk) && FluidStorageNBT.isValid(disk);
+        }
+    };
+    IItemValidator STORAGE_DISK = new IItemValidator() {
+        @Override
+        public boolean isValid(ItemStack stack) {
+            return ITEM_STORAGE_DISK.isValid(stack) || FLUID_STORAGE_DISK.isValid(stack);
+        }
+    };
+
     boolean isValid(ItemStack stack);
 }
diff --git a/src/main/java/refinedstorage/tile/TileDiskDrive.java b/src/main/java/refinedstorage/tile/TileDiskDrive.java
index 5934a5c3b..5d937478f 100755
--- a/src/main/java/refinedstorage/tile/TileDiskDrive.java
+++ b/src/main/java/refinedstorage/tile/TileDiskDrive.java
@@ -17,14 +17,15 @@ import refinedstorage.api.storage.fluid.IFluidStorage;
 import refinedstorage.api.storage.fluid.IFluidStorageProvider;
 import refinedstorage.api.storage.item.IItemStorage;
 import refinedstorage.api.storage.item.IItemStorageProvider;
+import refinedstorage.apiimpl.storage.NBTStorage;
 import refinedstorage.apiimpl.storage.fluid.FluidStorageNBT;
 import refinedstorage.apiimpl.storage.fluid.FluidUtils;
 import refinedstorage.apiimpl.storage.item.ItemStorageNBT;
 import refinedstorage.block.EnumFluidStorageType;
 import refinedstorage.block.EnumItemStorageType;
+import refinedstorage.inventory.IItemValidator;
 import refinedstorage.inventory.ItemHandlerBasic;
 import refinedstorage.inventory.ItemHandlerFluid;
-import refinedstorage.inventory.ItemValidatorBasic;
 import refinedstorage.tile.config.IComparable;
 import refinedstorage.tile.config.IFilterable;
 import refinedstorage.tile.config.IPrioritizable;
@@ -85,34 +86,13 @@ public class TileDiskDrive extends TileNode implements IItemStorageProvider, IFl
     private static final String NBT_STORED = "Stored";
     private static final String NBT_TYPE = "Type";
 
-    private ItemHandlerBasic disks = new ItemHandlerBasic(8, this, new ItemValidatorBasic(RefinedStorageItems.STORAGE_DISK) {
-        @Override
-        public boolean isValid(ItemStack disk) {
-            return super.isValid(disk) && ItemStorageNBT.isValid(disk);
-        }
-    }, new ItemValidatorBasic(RefinedStorageItems.FLUID_STORAGE_DISK) {
-        @Override
-        public boolean isValid(ItemStack disk) {
-            return super.isValid(disk) && FluidStorageNBT.isValid(disk);
-        }
-    }) {
+    private ItemHandlerBasic disks = new ItemHandlerBasic(8, this, IItemValidator.STORAGE_DISK) {
         @Override
         protected void onContentsChanged(int slot) {
             super.onContentsChanged(slot);
 
             if (FMLCommonHandler.instance().getEffectiveSide() == Side.SERVER) {
-                ItemStack disk = getStackInSlot(slot);
-
-                if (disk == null) {
-                    itemStorages[slot] = null;
-                    fluidStorages[slot] = null;
-                } else {
-                    if (disk.getItem() == RefinedStorageItems.STORAGE_DISK) {
-                        itemStorages[slot] = new ItemStorage(disk);
-                    } else if (disk.getItem() == RefinedStorageItems.FLUID_STORAGE_DISK) {
-                        fluidStorages[slot] = new FluidStorage(disk);
-                    }
-                }
+                NBTStorage.constructFromDrive(getStackInSlot(slot), slot, itemStorages, fluidStorages, s -> new ItemStorage(s), s -> new FluidStorage(s));
 
                 if (network != null) {
                     network.getItemStorage().rebuild();
diff --git a/src/main/java/refinedstorage/tile/TileDiskManipulator.java b/src/main/java/refinedstorage/tile/TileDiskManipulator.java
index a475de2d7..a11bdef20 100644
--- a/src/main/java/refinedstorage/tile/TileDiskManipulator.java
+++ b/src/main/java/refinedstorage/tile/TileDiskManipulator.java
@@ -11,15 +11,15 @@ import net.minecraftforge.fml.relauncher.Side;
 import net.minecraftforge.items.CapabilityItemHandler;
 import net.minecraftforge.items.IItemHandler;
 import net.minecraftforge.items.ItemHandlerHelper;
-import refinedstorage.RefinedStorageItems;
+import refinedstorage.apiimpl.storage.NBTStorage;
 import refinedstorage.apiimpl.storage.fluid.FluidStorageNBT;
 import refinedstorage.apiimpl.storage.fluid.FluidUtils;
 import refinedstorage.apiimpl.storage.item.ItemStorageNBT;
 import refinedstorage.block.EnumFluidStorageType;
 import refinedstorage.block.EnumItemStorageType;
+import refinedstorage.inventory.IItemValidator;
 import refinedstorage.inventory.ItemHandlerBasic;
 import refinedstorage.inventory.ItemHandlerFluid;
-import refinedstorage.inventory.ItemValidatorBasic;
 import refinedstorage.tile.config.IComparable;
 import refinedstorage.tile.config.IFilterable;
 import refinedstorage.tile.config.IType;
@@ -68,34 +68,13 @@ public class TileDiskManipulator extends TileNode implements IComparable, IFilte
         fluidStorages = new FluidStorage[6];
     }
 
-    private ItemHandlerBasic disks = new ItemHandlerBasic(12, this, new ItemValidatorBasic(RefinedStorageItems.STORAGE_DISK) {
-        @Override
-        public boolean isValid(ItemStack disk) {
-            return super.isValid(disk) && ItemStorageNBT.isValid(disk);
-        }
-    }, new ItemValidatorBasic(RefinedStorageItems.FLUID_STORAGE_DISK) {
-        @Override
-        public boolean isValid(ItemStack disk) {
-            return super.isValid(disk) && FluidStorageNBT.isValid(disk);
-        }
-    }) {
+    private ItemHandlerBasic disks = new ItemHandlerBasic(12, this, IItemValidator.STORAGE_DISK) {
         @Override
         protected void onContentsChanged(int slot) {
             super.onContentsChanged(slot);
 
             if (FMLCommonHandler.instance().getEffectiveSide() == Side.SERVER && slot < 6) {
-                ItemStack disk = getStackInSlot(slot);
-
-                if (disk == null) {
-                    itemStorages[slot] = null;
-                    fluidStorages[slot] = null;
-                } else {
-                    if (disk.getItem() == RefinedStorageItems.STORAGE_DISK) {
-                        itemStorages[slot] = new ItemStorage(disk);
-                    } else if (disk.getItem() == RefinedStorageItems.FLUID_STORAGE_DISK) {
-                        fluidStorages[slot] = new FluidStorage(disk);
-                    }
-                }
+                NBTStorage.constructFromDrive(getStackInSlot(slot), slot, itemStorages, fluidStorages, s -> new ItemStorage(s), s -> new FluidStorage(s));
             }
         }