It is possible to run an EFA in Amos (see https://www.ibm.com/support/pages/exploratory-factor-analysis-efa-amos#:~:text=You%20can%20do%20that%20in,with%20a%20few%20parameter%20changes.) but it seems to me that it would be a lot easier to simply use SPSS for EFA.
Analyze-->Dimension Reduction-->Factor--> add variables-->Rotation--> choose one of them -->Options-->Supress small coefficients Absolute Value below .030-->press ok