Translation of "Carpenter" in Chinese

My grandfather is a carpenter.

我爺爺是個木匠。

He is a good carpenter.

他是个好木匠。

The carpenter brought his tools along.

木匠带著他的工具。

- I'm a poor carpenter.
- I'm not a very good carpenter.
- I'm not good at carpentry.

我不擅長做木工。