Depth adjustment stopper for drill bit
OwnerJae Yeol LEEinventor
Life of this patent
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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.
Claims5
A depth-adjustable stopper for a drill bit, which is provided to be moved in an axial direction of the drill bit along a male thread portion formed on an outer circumferential surface of the drill bit to be able to adjust a depth of a hole drilled, the depth-adjustable stopper comprising:
- a spring configured to prevent the depth-adjustable stopper from being shake or pushed back due to a gap of the male thread portion;
- and
- a fastener body fastened to the drill bit while spaced apart from the depth-adjustable stopper to support a tension of the spring.
Dependencies are inferred from the claim text.