Slotted Hex Washer Head screws, "self tapping screws".
Li-slotted screws, botebo ba groove ea hlooho, bophara ba groove ka mokhoa o nepahetseng ka mokhoa o nepahetseng, mochine o phahameng o batang oa pier ka mor'a ho bōptjoa, ho boloka ts'ebetso e ntle ea tšepe, moralo oa hlooho ea "head bar joint chamfer" (R Angle), ho netefatsa matla a sehlahisoa le matla a tlamang.

Moralo oa hexagonal flange o ka etsa sekoti le thepa e kopaneng hantle, ka nako e ts'oanang e bapala phello e itseng e sa keneleng metsi le ho tiisa.
Super phahameng hexagonal hlooho moralo, e le hore sehlahiswa ka sebelisoa, ha ho bonolo ho oa theoha, haholo ntlafatsa kaho bokgoni, ka katleho fokotsa tshebediso ya dihlahiswa sekhahla sekoli.

Kopo:
1: Slotted Hex washer Head Self-tapping screws hangata e bitsoa sheet metal screws, 'me e sebelisetsoa mefuta e mengata ea lisebelisoa. Ho ka 'na ha hlokahala hore ho cheka esale pele kapa ho se ke ha hlokahala, ho itšetlehile ka lisebelisoa tseo u li kenyang ho tsona
2: Slotted Hex washer Head Self-dolling screws e loketse lits'ebetso tseo ho tsona o hlokang ho tiisa lisebelisoa ntle le ho phunya lesoba pele.

Sebopeho:
1: Moralo o nepahetseng oa "clamping die", bohale ba thipa e bohale le e boreleli, ho fihlela phello e ntle ka ho fetisisa ea ho itšeha
2: sehlahisoa se ka khaola mohatla, mohatla o sehang o ka potlakisa phello ea ho itšeha
3: Khoele e bohale ebile e hlakile, e netefatsa matla a loma le phello ea ho koala ka potlako, e hlakileng haholoanyane ka thepa ea lehong.
4: Ka ho kopanya lisebelisoa, hlobo le theknoloji, phoso ea khoele e tiisitsoe ka hare ho 0.03mm, khoele e hlakileng, bophara bo tlaase bo boreleli, fokotsa ho hanyetsa screw.

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