There was an old thread somewhere on this. It has been on the market for some time....Glad you reposted it.
It is very much worth it if you are saftey minded and really want to prevent your employees from chopping there hands & fingers off..The cost of new stop & blade are a lot less than a hand or finger...for sure..
Dave of course in your case a finger or hand might be that bad to lose. At least that is what some of the ladies are saying. Yes Dave they do kiss & tell.....LOL
Just kidding would not wish accident on anyone.....really.
Osha has known about it for some time..It is the insurance companies/workmans comp. where you can save lots of money on premiums but you have to let them know you are using it.