Drill bit and its front end

Abstract

1. The name of the product of this design: drill bit and its front end portion. 2. Purpose of the product of this design: Designs 1 to 3 are drill bits used for drilling holes; designs 4 to 9 are the front ends of the drill bits used for drilling holes. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the key points of the design: Design 4 Stereoscopic Diagram 1. 5. Designate Design 1 as the base design. 6. Other circumstances that require explanation: Designs 1 to 3 request protection for the drill bit as a whole; Designs 4 to 9 request protection for the portion not covered by the red translucent block.

Images