Why Is My Jigsaw Bouncing?

Worn, bent or poor quality blades can cause the jigsaw to vibrate and jump all over the place, making it hard to handle and giving you a poor cut. Replace the blade with a good quality blade by removing the screw securing the blade in the jigsaw.

Why do jigsaws kick back?

Why is my Jigsaw Jumping? If you are feeling some kick-back on the saw when trying to cut a surface, it is usually one of two problems. Either your blade is too short or the teeth on the blade are too big. Also, take it slow and let the blade do the cutting; don't force it.

How do you stop a jigsaw wandering?

jigsaws always wander to a certain extent. use a new blade and cut slowly on pendulum action for up cutting blades and no pendulum on down cutting. however, for the job stated it is best to use a router. mark the cut out on the underside hack it out roughly then trim with a router.