Pneumatic quick-change drill bit

CN309823994SActive Publication Date: 2026-03-03JIANGSU HUISHAN SECONDARY VOCATIONAL SCHOOL
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Patent Information

Application Number
CN202530390374.8
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2025-07-04
Publication Date
2026-03-03
Estimated Expiration
2040-07-04

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Abstract

1. Name of the product in this design: Pneumatic quick-change drill bit. 2. Purpose of this design: This design is used for quick drill bit replacement and real-time monitoring of drilling depth. 3. The key design features of this product are its overall shape and function. 4. The image or photograph that best illustrates the design's key points: a 3D model.
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