wow is this the norm i thought they would have been thicker where the screw went through the blade, seem a little small to me. I work in the tool and mold industry and .04 of plastic isnt much when it comes to high speeds and hard hits i am very surprised. Well guys wish me luck my blades are on there way but i am going to wait til there here to design the grips for them. I will keep u updated on how they work out