Patent ID: 7500377

Claim:
A set of hand-held tools adapted to calibrate a granular chemical meter operative to dispense granular chemicals from a planter hopper having an interior, said chemical meter including a housing having a discharge aperture formed therethrough in fluid communication with the hopper interior and a flow control member supported by said housing and movable relative thereto between a first position for a maximum flow rate and a second position wherein the flow of said granular material is prevented, each one of said tools comprising: (A) a handle extending longitudinally from a first handle end to a second handle end along a longitudinal axis and adapted to be grasped by a user; and (B) a positioning element extending forwardly of said handle proximate to said second handle end and adapted to locate said flow control member at a selected position between the first and second positions so as to calibrate the dispenser to dispense the granular chemical at a desired delivery rate for a designated area.