Size : 1/16in + 3/32in + 5/32in + 1/8in No.2: 1/4in + 3/16in + 5/16in + 7/32in No.3: 11/32in + 7/16in + 15/32in + 1/2in No.4: 23/32in + 3/4in + 7/8in + 1in Material Made from grade solid aluminum, stress relief against distortion, precision ground and hardened Cross Design The setup block height gauge features a crossshaped design that allows measurement of four heights, making measurements more convenient Easy Storage Packaged in a plastic case for easy storage, protection and transportation Usage This height measuring gauge is used for trimmers, table saws, etc., to set the height of the cutter head and other tools as needed Typical applications Set router or trimmer cutter head to precise heights using the four preset increments Quickly adjust table saw blade height to exact measurements for planned cuts Check and align tool heights across multiple machines for consistent setup and performance