yes I have use them and I was happy

I've been using LP Sharp since they started business in 1992. I've had very good luck with them. They used to resharpen my old blades and send them back to me. Now I send my used blades in and exchange for new blades at a significant savings.
Sharon Weaver in Texas

My DH is a Luthier(wooden musical instrument builder and repairman). he uses my used rotary blades for cutting the wood he needs for repair.