hat
non premye, brèf entwodiksyon Anglè: non Chinwa keysert: grenn bouyi Bolt se yon jan de andedan ak deyò a yon fil plimen, fil eksteryè sou kat rasin oubyen 2 zepeng kle (pi ba pase M6) espesyal fixation. Boulon plimen ansanm nan baz Sur apre, ankò mete presyon bouyi kat, gen gwo...
eng
first,brief introduction English name: keysert Chinese name: bolt nut Bolt is a kind of inside and outside has a screw thread, external thread on four root or 2 pin key (below M6) special fasteners. Bolt screw set into the base hole of tapping after, again put four bolt pressure, have strong...