Abstract: A sharpening attachment for a powered rotary hand tool of the type which has an output shaft with a tool bit holder that extends from a housing is disclosed. The sharpening attachment is mounted on the housing and comprises a body portion with an interior opening through which a sharpening bit held by the tool bit holder can pass, with the sharpening bit being exposed for engaging a surface of a tool. The attachment has a jaw portion attached to the body portion which extends forwardly thereof and also has a support surface for holding the tool member at a predetermined angle relative to the sharpening bit, and an extension attached to the body portion and extending forwardly thereof at least to a point that includes a major portion of the exposed portion of the sharpening bit for the purpose of providing a protective guard.

Abstract: A sharpening attachment for a powered rotary hand tool of the type which has an output shaft with a tool bit holder that extends from a housing is disclosed. The sharpening attachment is mounted on the housing and comprises a body portion with an interior opening through which a sharpening bit held by the tool bit holder can pass, with the sharpening bit being exposed for engaging a surface of a tool. The attachment has a jaw portion attached to the body portion which extends forwardly thereof and also has a support surface for holding the tool member at a predetermined angle relative to the sharpening bit, and an extension attached to the body portion and extending forwardly thereof at least to a point that includes a major portion of the exposed portion of the sharpening bit for the purpose of providing a protective guard.