My family has Been making Knife Sharpeners since the early 70s. My Block Knife Sharpener are crafted with the finest quality materials, So you can rest easy knowing your knife sharpener will last for years. “Block” is our last name. Our family takes Great pride in our family business, We even had our Family last name (trademarked) and we put on every Knife Sharpener handle since 1988.                                                                                                                                                We set up in Sport shows, Fishing shows and lot’s of outdoor events, From Mackinac Islands in upper Michigan to the Florida keys demonstrating how to use our style Knife Sharpener correctly.  And to prove we make the Best knife Sharpeners in the world.