The first step in caulking is to buy a good caulking gun. You don't have to buy the most expensive one, but use ratchets instead of friction. Try to use cards long enough to break the seal on any type of caulking tube.

Advantages:

1.16 "long, 600ml tube, large capacity.

2 aluminum alloy handles, aluminum frame, 10mm powder alloy plate drive, labor saving.

3. The round rod and hook are easy to operate.

4. Cordless glue gun, easy to use and unlimited.