Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to remove a broken bolt [title] Center punch the broken bolt as close to the center as possible. [step] Using a hammer, mark the center of the broken bolt with a center punch. This will help you drill into the center of the bolt as closely as possible, putting you at less risk of damaging the threads of the broken bolt.

Ending1: [title] Drill a pilot hole into the center of the broken bolt with the left-handed drill bit. [step] A left-handed drill bit is threaded in the opposite direction, so the reverse setting on your drill is what will actually drive in the bit. Ending2: [substeps] If the bolt was made from wood, you can use your hammer to make a mark. For composite lumber, you will need to use a screwdriver to make a mark. Ending3: [title] Break the bolt in half lengthwise. [step] Using a hacksaw, cut through the bolt at an even, vertical diagonal from the center. Ending4: [title] Press the broken bolt against a metal panel. [step] Since you will likely be working in a specific location, you may need to secure the damaged bolt against one of the bottom surfaces of a panel.

Answer format: ending1/ending2/ending3/ending4