Some cam seals have screws to prevent remove.
Do not attempt to use this tool by force.
This tool is Patented in many countries and is manufactured by Orient River Inc. This video is shot by Orient River Inc., any copy or alteration of the content are strictly not allowed. The video is to show how to install the crank seal by using OR-715. Do you still have troubles to take out the crank seals by using a screwdriver ? Now OR-715 Crank Seal Remover & Installer Kit can help you to sort it out. It allows the crank seal to be replaced without dismantling the crank case and preventing the scratch of crank surface. To find out more, just contact us now. Email: firstname.lastname@example.org