A bigger lever is one of the cheapest simplest ways to apply more force... make sure you use the Low-Risk techniques in our book to clean and loosen the target before you do that though.

• Undo nuts.

• Undo bolts.

• Hold a shaft still.

• Padded handles are good.

• Knuckle-heads are useful.

• Always wear eye protection.

• Consider impact protecting gloves.