Finish the following sentence with the best choice: how to make your hand plane glide better

Choices:
- Insert a screw to a piece of cast iron to use as a marking gauge. Screw it in or out to adjust.
- Insert a screw to a piece of wood to use as a marking gauge. Screw it in or out to adjust.

Answer:
Insert a screw to a piece of wood to use as a marking gauge. Screw it in or out to adjust.