It appears there might be a typo or misunderstanding in your query. However, based on the context, it seems like you’re referring to an adjustable hole cutter for cutting holes in wood. These tools are commonly used in woodworking and carpentry for tasks such as installing doorknobs, creating holes for wiring, or making holes for piping.
An adjustable hole cutter typically consists of a central drill bit surrounded by adjustable cutting blades. The blades can be adjusted to different diameters
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