Better Future By Ray'Twan 3000 BCE before toolbox they used Simple containers, Wooden chests, Ceramic vessels, Lockable chests and Guilds and specialization Period: 1906 to 2025 Harry Gerstner started the H. Gerstner & Sons to make wooden tool chests for machinists Period: 1907 to 2025 Union tool box started make portable machinist tool cases Period: 1911 to 2025 Howard Kennedy a railroad engineer, designs and builds and all metal suitcase for his tools Period: 1955 to 2025 most manufacturers stop making wooden machinist tool chests 1990 the first modular system if it kind is introduced which form the basis for many subsequent systems 2023 snap- on toolboxes start using serial number that can be decoded to determine the week and year of manufacture