CPC E21B 17/07 (2013.01) [E21B 17/1014 (2013.01); E21B 17/00 (2013.01); E21B 17/10 (2013.01)] | 7 Claims |
1. A jointed tool, comprising:
a first chassis portion;
a second chassis portion coupled to the first chassis portion at a joint;
a collar positioned around the first and second chassis portions;
one or more pockets in the first chassis portion;
one or more fasteners within the one or more pockets and which couple the first chassis portion to the second chassis portion; and
one or more bumper pads in the one or more pockets and which extend radially beyond an outer surface of the first chassis portion,
wherein the first and second chassis portions and the one or more bumper pads provide three or more points of support between the collar and the first and second chassis portions.
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