--- ./ic2/core/block/machine/tileentity/TileEntityMiner.java	2013-07-04 16:19:23.019536012 +0700
+++ ./ic2/core/block/machine/tileentity/TileEntityMiner.new.java	2013-07-04 16:17:25.000000000 +0700
@@ -401,19 +401,19 @@
         if(isAirBlock)
         {
             mode = Mode.MineAir;
-            energyPerTick = 3;
-            duration = 20;
+            energyPerTick = 1;
+            duration = 50;
         } else
         if(drillSlot.get().itemID == Ic2Items.miningDrill.itemID)
         {
             mode = Mode.MineDrill;
-            energyPerTick = 6;
-            duration = 20;
+            energyPerTick = 1;
+            duration = 200;
         } else
         if(drillSlot.get().itemID == Ic2Items.diamondDrill.itemID)
         {
             mode = Mode.MineDDrill;
-            energyPerTick = 200;
+            energyPerTick = 15;
             duration = 50;
         } else
         {