Importance

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Abstract

A mandrel assembly is usable with a hole saw and a drill bit. The mandrel assembly includes a body having a shank portion and an adapter receiving portion. The adapter receiving portion defines an adapter receiving cavity and including a first wall having a first detent hole extending therethrough. The mandrel assembly further includes a bit coupler secured to the body. The bit coupler is located within the adapter receiving cavity and defines a drill bit receiving portion. The drill bit receiving portion includes a bit receiving cavity and a second wall having a second detent hole extending therethrough. The mandrel assembly further includes an adapter configured to be received within the adapter receiving cavity, the adapter having an externally threaded portion configured to meshingly engage with a set of internal threads of the hole saw, the adapter further having a first detent groove defined in an outer surface thereof. The mandrel assembly also includes a first ball detent located within the first detent hole of the body and is configured to be received within the first detent groove of the adapter. Moreover, the mandrel assembly includes a second ball detent located within the second detent hole of the bit coupler and is configured to be received within a second detent groove of the drill bit.

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First Claim