A tool comprising a handle and an implement. The handle comprises an elongate portion having a first end and a second end, and the implement, removably attachable to the handle, comprises an elongate portion at a first end and a tool portion at a second end. In an embodiment of the invention, the handle has, at the first end, a male portion comprising a reducing taper extending from the elongate portion and terminating in a shoulder, and a threaded portion extending from the shoulder and having a cross sectional area lesser than that of the shoulder. In the same embodiment, the implement has, at the first end, a female portion comprising a reducing taper extending inwardly from the first end, a shoulder portion extending from the taper, and a threaded portion extending further inward from the shoulder.

Aspects of the disclosure relate to a garden implement that includes a handle, at least one tool member having a pair of flanges extending therefrom, each flange includes a flange bore and a pinion segment that share a common center, the pair of flanges have opposing parallel surfaces that each include the pinion segment, the opposing parallel flange surfaces are spaced apart by a first distance. Also included is at least a first fixing member coupled between the pair of flanges and the handle. The first fixing member includes a boss projecting along a longitudinal axis, the boss has parallel surfaces spaced apart by the first distance, a boss bore, and a curved rack segment projecting from the boss and configured to mesh with at least a portion of the pinion segment. Also included is a fixing shaft insertably received in at least one flange bore and the boss bore.

According to the present disclosure, a pusher shovel may include a head, an atlas attached to the head, a shaft rotatably coupled to the atlas, a handle rotatably coupled to the shaft, and a twist mechanism configured to cause the head to rotate relative to the shaft in response to rotation of the handle.

An aerator includes a punching assembly including a fixed plate and multiple rows of punching nails installed on the fixed plate and extending from the bottom surface of the fixed plate, with each row including multiple punching nails; and an installation body, on which the punching assembly is installed, wherein the installation body is provided with a hand-held part, the hand-held part is configured for the user to hold while using the punching assembly to punch holes. The aerator provided herein is not only high in punching efficiency, flexible and convenient to use, but also simple in structure and low in cost.

An aerator includes a punching assembly including a fixed plate and multiple rows of punching nails installed on the fixed plate and extending from the bottom surface of the fixed plate, with each row including multiple punching nails; and an installation body, on which the punching assembly is installed, wherein the installation body is provided with a hand-held part, the hand-held part is configured for the user to hold while using the punching assembly to punch holes. The aerator provided herein is not only high in punching efficiency, flexible and convenient to use, but also simple in structure and low in cost.