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Spade bit
01
铲形钻头, 扁钻头
a type of drill bit with a flat, paddle-like shape and a sharp point, used for drilling large-diameter holes in wood or plastic materials
Example
He used a spade bit to drill large holes in the wooden beam for the plumbing pipes.
To install the electrical wiring, she chose a spade bit because it could create a wider hole.
