1. Nsuo a ɛtumi siw ano: Eyi ne adwuma a ɛho hia paa wɔ nuts a nsuo ntumi nkɔ mu ho. Wɔ mmeae a ɛhɔ yɛ nwini anaa nnwinnade ne mfiri a ɛda nsu ntam no, nnuaba a ɛyɛ mmerɛw no tumi yɛ mmerɛw sɛ ɛbɛpaapae esiane nsu a ɛkɔ mu nti, na ɛno nso ka sɛnea nkitahodi no gyina pintinn no. Nnuadewa a nsu ntumi nkɔ mu, denam nneɛma titiriw a wɔde hyɛ mu anaa nneɛma te sɛ rɔba a wɔde hohoro nneɛma ne nea wɔde siw ano so no, siw nsu a ɛkɔ mu no ano yiye, na ɛbɔ nnuaba no ne nneɛma a ɛka bom no ho ban fi nsu a ɛbɛsɛe no ho. Sɛ nhwɛso no, wɔ po so ahyɛn engine dan mu no, wɔde nnuaba a nsu ntumi nkɔ mu di dwuma kɛse wɔ paipu ne nnwinnade ahorow a wɔde di dwuma ahorow mu na amma ɛpo mu nsu ankɔ mu na wɔahwɛ ahu sɛ nnwinnade no bɛyɛ adwuma sɛnea ɛsɛ.
2. Anti-loosening ne tightening: Ɛnyɛ nsuo a ɛtumi siw nsuo ano nko na ɛma nsuo ntumi nkɔ mu na mmom ɛwɔ anti-loosening properties a ɛkyɛn so nso. Wɔ mmeae a ɛwosow no, nnuaba a ɛyɛ mpapahwekwa no taa yɛ mmerɛw esiane wosow nti, na ɛma nkitahodi no di nkogu. Nnua a nsuo ntumi nkɔ mu no ma nut ne bolt ntam akasakasa no kɔ soro denam asaawa a wɔayɛ no soronko, locking structure, anaasɛ anti-loosening additives a wɔde ka ho no so, hwɛ sɛ nut no kɔ so yɛ den wɔ mmeae a ɛwosow mpo na ɛhwɛ ma nkitahodi a wotumi de ho to so ba. Sɛ nhwɛso no, wɔ nneɛma atitiriw a ɛwɔ kar engine ahorow mu no mu no, nnuaba a nsu ntumi nkɔ mu a wɔde di dwuma no betumi asiw nut no ano esiane kar no wosow nti bere a wɔreka kar no.
3. Nneɛma a ɛka bom a ɛbɔ ho ban: Esiane sɛ nsu a nsu ntumi nkɔ mu no pam nsu yiye na esiw nneɛma a ɛka bom no ano nti, ɛbɔ nneɛma a ɛka bom no ho ban wɔ ɔkwan a ɛnteɛ so. Eyi ma asiane a ɛwɔ hɔ sɛ ɛbɛsɛe na asɛe a efi nsu a ɛyɛ nwini mu ba no so tew, na ɛma nkitahodi nhyehyɛe no nyinaa ne nnwinnade a ɛbata ho no som nkwa nna yɛ kɛse. Sɛ nhwɛso no, sɛ wɔde nnua a nsu ntumi nkɔ mu di dwuma wɔ abɔnten so kanea a ɛwɔ abɔnten so no nkwaa so a, ɛmma osu ntɔ nsu mu nsu a ɛwɔ mu ne dade a ɛwɔ mu no ntwa, na ɛmma ɛka a wɔbɔ wɔ nneɛma a ɛwɔ abɔnten so no so tew na ɛma mmɔnten so akanea no nkwa nna yɛ kɛse.
4. Ɛfata ma nneɛma titiriw a atwa yɛn ho ahyia: Nnua a nsu ntumi nkɔ mu no di dwuma a wontumi nsi ananmu wɔ mmeae a wɔhwehwɛ sɛ wɔde nsɔano a ɛkorɔn koraa di dwuma. Sɛ nhwɛso no, wɔ nnuruyɛ mu no, ɛsɛ sɛ nnwinnade pii yɛ adwuma wɔ mmeae a nsu anaa mframa a ɛyɛ hyew wom. Ɛnyɛ sɛ nuts a nsu ntumi nkɔ mu no pam nsu nko na mmom esiw nneɛma a ɛyɛ mmerɛw yi a ɛkɔ mu no ano, na ɛma nnwinnade no yɛ adwuma yiye. Wɔ nnwuma a wɔyɛ nnuan mu, baabi a ahotew ho ahwehwɛde ahorow yɛ den no, nnuaba a nsu ntumi nkɔ mu no mma nsu ne efĩ ntumi nkɔ nnwinnade mu, na ebetumi aka nneɛma a wɔyɛ no yiye.