Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
May 18, 2021
Patent Application Number
16089683
Date Filed
February 2, 2018
Patent Citations Received
Patent Primary Examiner
Patent abstract
The present invention relates to a depth adjustment stopper for a drill bit. The present invention enables easy workability during forming of a drilled groove having a fixed depth into a material by means of a drill bit. The depth adjustment stopper coupled to the drill bit is supported by means of the tension of a spring. Therefore, the depth adjustment stopper is prevented from shaking or being pushed.
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