Patent ID: 6332383
Filing Date: 2001-12-25
Classification: B25B

Abstract:
A fastening torque control tool for use with a fastening instrument to fasten a fastening device, the tool comprising:a base portion which is adapted to be fixed onto a head portion of the fastening device in a way that restricts relative rotation around the fastening device's axis; andan operational portion, which is integrally provided with said base portion by a separating portion and along the axis, which is adapted to be connected to the fastening instrument which is used to turn the fastening device, and which is adapted to be fixed to the fastening instrument in a way that restricts relative rotation around the axis,wherein said separating portion separates said operational portion from said base portion when a fastening torque applied to said operational portion reaches a predetermined value, and wherein said base portion is provided with a marking function for marking the fastening device when said base portion is fixed onto the fastening device.