Tool accessory having a partially removable attachment portion

1. A tool accessory comprising:

a body comprising an oscillating tool blade and having

an outer edge, and

a working portion spaced apart from an attachment portion, the attachment portion having

a first aperture for attaching to a tool, and

a removable portion,

wherein in a first configuration the first aperture is completely surrounded, and an outer edge portion of the removable portion forms a portion of the outer edge of the body, and

in a second configuration the removable portion is disengaged from the attachment portion and the portion of the outer edge of the body formed by the outer edge portion of the removable portion is removed, opening a channel from the outer edge of the body to the first aperture.

2. The tool accessory of claim 1 further comprising at least one additional aperture, the at least one additional aperture being configured to receive at least one protrusion from a tool or at least one attachment element used to connect the tool accessory to a tool.

3. The tool accessory of claim 2 further comprising at least one slot, the at least on slot being configured to receive at least one protrusion from a tool or at least one attachment element used to connect the tool accessory to a tool.

4. The tool accessory of claim 1 further comprising at least one slot, the at least on slot being configured to receive at least one protrusion from a tool or at least one attachment element used to connect the tool accessory to a tool.

5. The tool accessory of claim 1 wherein the removable portion has a scored or perforated connection with the attachment portion, the removable portion being capable of becoming disengaged from the attachment portion at the scored or perforated connection.

6. The tool accessory of claim 1 further comprising at least one channel, the at least one channel formed as part of the attachment portion and being capable of receiving, guiding, and engaging the removable portion of the attachment portion.

7. The tool accessory of claim 6 further comprising at least one shoulder, the at least one shoulder being located at one end of the at least one channel proximate the first aperture, the at least one shoulder engaging the removable portion in the first configuration when the removable portion is engaged with the attachment portion.

8. The tool accessory of claim 7 wherein the removable portion includes at least one cutout, the at least one cutout engaging the shoulder in the first configuration when the removable portion is engaged with the attachment portion.

9. The tool accessory of claim 6 further comprising a fastener, the fastener being used to connect the removable portion to the attachment portion in the first configuration.

10. The tool accessory of claim 1 wherein the removable portion includes at least one protrusion and the attachment portion includes at least one receptacle, the at least one protrusion being capable of engaging the at least one receptacle in the first configuration while being capable of disengaging the at least one receptacle in the second configuration.

11. The tool accessory of claim 1 wherein the removable portion is capable of being selectively engaged, disengaged, and re-engaged with the attachment portion.

12. The tool accessory of claim 1 , wherein in the first configuration the first aperture is completely surrounded by an interior edge portion of the removable portion and an interior portion of the first aperture, and

in the second configuration the channel extends from the outer edge of the body to the inner portion of the first aperture.

13. A tool accessory comprising:

a saw blade;

an attachment portion spaced apart from the saw blade, the attachment portion having

a circular first aperture for attaching to a tool, and

a removable portion, wherein

in a first configuration the removable portion and the attachment portion form an integral body, the integral body having an outer edge, wherein the removable portion bounds an exterior edge of the circular first aperture so that the circular first aperture is completely surrounded and an outer edge of the removable portion forms a portion of the outer edge of the integral body, and

in a second configuration at least a portion of the removable portion is disengaged from the attachment portion, and removing the portion of the outer edge of the integral body formed by the outer edge of the removable portion and the exterior edge of the circular first aperture, opens a channel from the outer edge of the integral body to the circular first aperture.

14. The tool accessory of claim 13 wherein the surface of the attachment portion is scored or perforated, wherein the removable portion may be disengaged from the attachment portion at the scored or perforated surface.

15. The tool accessory of claim 13 further comprising at least one channel, the at least one channel formed as part of the attachment portion and being capable of receiving, guiding, and engaging the removable portion of the attachment portion.

16. The tool accessory of claim 15 further comprising at least one shoulder, the at least one shoulder being located at one end of the at least one channel proximate the circular first aperture, the at least one shoulder engaging the removable portion in the first configuration when the removable portion is engaged with the attachment portion.

17. The tool accessory of claim 16 wherein the removable portion includes at least one cutout, the at least one cutout engaging the shoulder in the first configuration when the removable portion is engaged with the attachment portion.

18. The tool accessory of claim 15 further comprising a fastener, the fastener being used to connect the removable portion to the attachment portion in the first configuration.

19. The tool accessory of claim 13 wherein the removable portion includes at least one protrusion and the attachment portion includes at least one receptacle, the at least one protrusion being capable of engaging the at least one receptacle in the first configuration while being capable of disengaging the at least one receptacle in the second configuration.

20. The tool accessory of claim 13 wherein the removable portion is capable of being selectively engaged, disengaged, and re-engaged with the attachment portion.