Telescopic square pile drill bit (52nd generation)

Abstract

1. The name of the product of this design: Telescopic square pile drill bit (52nd generation). 2. Purpose of the product with this appearance design: This product is used for excavating and cutting foundation pits such as square piles, T-shaped piles, and special-shaped piles. 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: 3D drawing of Design 1. 5. The bottom surface of the product of this design is a part that is not easily visible or cannot be seen when in use, so the bottom view of design 1 is omitted; the bottom view of design 2 is omitted; the bottom view of design 3 is omitted; and the bottom view of design 4 is omitted. 6. Designate Design 1 as the base design.

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