Suggestion : Efficiency Upgrades for other machines :
Macerator/Grinder : Tungstensteel Grinding Head and Industrial Diamond Grinding Head x1/x4.
Compressor/Extractor: Tungstensteel Machine Hull and Titanium Machine Hull x1/x1/x4 (x4 for implosion compressor, if there is a way to reduce ITNT amount)
Centrifuge : Magnalium Turbine Rotor and Tungstensteel Turbine Rotor.
Recycler/Electrolyzer : Tesla Coil x4 and Tesla Staff.
Suggestion 2 : New Upgrade, Tesla Coil Security Upgrade.
Recipe : Tesla Coil + Lock Module.
Will shock anyone that tries to open the protected machine, except the owner, using its internal energy storage.
Damage : Energy Stored / 10000. If damage dealt would be higher than 500 HP , then it instantly kills the target, ignoring armor and effects.