There are several carpet tools sets you may consider to order when trying to finish the job
* carpet knee kicker and carpet tucking tools: this set carpet fitting tool is for fitting the carpet with ease as a professional. You can choose either extendable carpet knee kicker or fixed carpet knee kicker. For carpet tucker, the best is the carpet tucking tool with steel handle which gives you natural strength, or with matt finish handle for easy hold.
* carpet cutters and dolphin knife: this set will make you cut and fit the carpet along the edge with straight line.