HELP! People using duplicator to spawn ammo and guns! URGENT!

Everybody on my server is suddenly using the duplicator tool to spawn guns and slams and ammo! Help!
How can I remove the duplicator tool or just stop this from happening!
ANY help appriciated!
(This is realtime)

Removing the Duplicator tool is easy. Well we’re actually restricting it from regular users. Go to Utilities > Admin Settings > Tool Restrictions > Construction > Duplicator > Edit/View Tool Restrictions, and then change it to Admin or SA