Toolmakers V-Blocks with Clamps for the Slots ~ 2-1/2 W X 1-3/4 H X 2-3/4 L ~ Small Vee is 1" ~ Large Vee is 1-3/16" ~ Made of hardened tool steel machined & ground in pairs to close tolerance. ~ A versatile tool for toolmakers & machinists. ~ Clamps can easily slide in and are included. ~ Both side have different Vee sizes. ~ Weight is 6 lbs. ~ Vertex # VBC-006.