This plugin will delete post of any post type with easy way.

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Delete Posts automatically

The Delete Posts Automatically plugin keeps your website clean by programmatically deleting posts using a wide range of powerful filters.

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Auto Delete Post – Ultimate plugin for deleting a post automatically

Auto Delete Post is a comprehensive WordPress plugin that automatically deletes posts, pages, and custom post types after a specified time.

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Disable Delete Post or Page

A WordPress Plugin that allows the administrator to remove the delete post functionality from the wp-admin area.

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Simple Post Manager

Edit posts,Delete all post,Change all post to draft

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Remove Post Using Ajax in Admin

Delete post using ajax without page load.

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saiftheboss7

If you want to delete your all post at a time this plugin will help you to do this. 
Go to Delete Post settings page selece a post type then click on Process Delete button. 
Then it will show a report, 
Now if you want to delete post just click Start Delete button. 
Done!
If you need more feature on this plugin, Please send me a mail sourovfci@gmail.com i will add your feature.
This plugin is also in github 
https://github.com/sourovroy/delete-post-swrs

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