Then I placed a correctly sized drive-in-nut (Einschlagmutter) into the new carbon socket bore hole, over the inner wrist mount screw threading.<\/p>\n Subsequently, I put a hardened M3 screw and a lock washer.<\/p>\n![\"\"](\"https:\/\/www.swisswuff.ch\/tech\/wp-content\/uploads\/2021\/09\/nut1.jpg\")
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After a few years of normal (ableism \/R&D speek: “extreme uncanny never heard of insanely maximal) use (ableism\/R&D speek: “abuse”), finally my wrist (that was built to not wiggle ever…) caused the carbon socket mount to wiggle.<\/p>\n
There, the carbon socket contains four screw holes for M3x6 screws to keep the steel wrist in place. These bore holes, over the years and over a few screw replacement, got worn out.<\/p>\n
So, …<\/p>\n
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I first placed a 5 mm bore out over the inner wrist mount screw threadings.<\/p>\n
Cybathlon rule maker\/referee tip: if ever you plan to use prosthetic repair as test task, which would be totally sensible, I suggest you do not assign hand \/ prosthetic use with bluelight-special, but allow “pilot” to fully freestyle this; use screws and correct types of mounts as outlined below, and not hammer \/ nail, and use electric drill, not manual drill, for that; be flexible with use of position;<\/em> <\/span><\/p>\n Then I placed a correctly sized drive-in-nut (Einschlagmutter) into the new carbon socket bore hole, over the inner wrist mount screw threading.<\/p>\n Subsequently, I put a hardened M3 screw and a lock washer.<\/p>\n<\/a><\/p>\n<\/a><\/p>\n