2.1 is a top perspective view of a shaft of a key showing our new design;
2.2 is a bottom perspective view thereof;
2.3 is a rear elevation view thereof;
2.4 is a front elevation view thereof;
2.5 is a right side elevation view thereof;
2.6 is a left side elevation view thereof;
2.7 is a top plan view thereof;
2.8 is a bottom plan view thereof; and
2.9 is an enlarged view of a portion of the design referenced in 2-2.
4.1 is a top perspective view of a shaft of a key showing our new design in accordance to an alternate embodiment;
4.2 is a bottom perspective view thereof;
4.3 is a rear elevation view thereof;
4.4 is a front elevation view thereof;
4.5 is a right side elevation view thereof;
4.6 is a left side elevation view thereof;
4.7 is a top plan view thereof; and
4.8 is a bottom plan view thereof.
The even broken lines in the drawings illustrate portions of the key shaft and environmental structure of a key fob that do not form part of the claimed design. The dot-dash broken lines illustrate boundaries of the claim and form no part of the claimed design.