A Must-Have For Any Tables Saw GRR-RIPPER gives you essential precision, safety and control. Protect hands and prevents kickback with the #1 table saw push block, Eliminate the need for flimsy push sticks and cut with surgical precision. Powerful grip and full adjust ability gives you unmatched control on the table saw, router table, jointer, and band saw.  Work smarter. The GRR-RIPPER provides three directions of force giving you superior precision, control and safety. Downward: Virtually eliminates kickback Inward: Keeps stock firmly against fence  Forward: Controls and feeds both sides of the stock for a cleaner cut .