Just make sure that whatever grinder you buy has ,ALL METAL GEARS!
The ones that have plastic gears will not last . there are alot of cheap grinders that are out there and you will be disapointed in all of them.
Go to
www.smokingmeatforums.com and check it out . There are folks there who process , cure , grind ,make their own sausage ,bacon , pastrami, and can answer any and all questions you have about the grinders and the process.