This press is used exclusively with suction cup pliers. 

It is placed in the slot of the pliers instead of the suction cup. 

All you have to do is apply force to the deformed edge. 

Supplied with a plastic tip with USA 5/16 thread type PNT4P (sold on our site).

Do not hesitate to configure your own end cap according to our wide range present on our site in the category TIPS.