On June 21, 1982, while farming in the Ma Tre area (Co Loa, Dong Anh, Hanoi), farmers discovered a bronze drum containing more than 200 brass artifacts. Among them were bronze spearhead and axe.

The spearhead has an elongated body, tapering towards the tip. In the middle there is a ridge along the body, on both sides there are two holes. Round cylindrical connector.

Cổ Loa bronze spearhead

Types of axes:

- Ax spread, deflected: has the characteristics of a curved ax blade, deviating to one side, oval-shaped, hollow cross-section, with an oval-shaped pin hole in the middle of the body.

- Quadrangular ax: The ax has a narrow head, gradually beveling towards the end of the throat, the throat section is rectangular.

- Spreading ax: The head is spread evenly, the shoulders are sloping, the throat is long, the cross-section of the throat is oval.

- Broad Axe: Slightly curved head, straight flanks, L-cut shoulder, rectangular throat section.

- Square heel ax: Ax head with curved toe, square heel, hexagonal throat section, hollow throat.

Cổ Loa bronze axe

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