"Do you have any pencils?" is the Engpsh equivalent of "你有一些铅笔吗" in Chinese.
"Pencil" is a loanword from French "crayon," which means "pencil" in Engpsh. The word has been used in Engpsh since the 16th century.
Examples:
Can I borrow a pencil?
我可以借一支铅笔吗？
Do you have a spare pencil I can use?
你有一支备用铅笔吗？我可以用一下？