Multi application harden hex bolt ni HRC 35 ~ 58 .
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Fɛn minnu bɛ sɔrɔ a la: 4,8 kalasi, 8,8 kalasi, 10,9 grade, 12,9 grade hex bolts, countersunk bolts, button head bolts, expansion bolts ni nuts ni washers bɛ bɛn ɲɔgɔn ma. An bɛ se ka fɛnw dilan ni sariyaw ye minnu tɛ kelen ye i n’a fɔ GB, DIN, ANSI, BC, JIS ani ISO, wa an ye tɔgɔ ɲuman sɔrɔ ka bɔ USA, Turquie, Brasil, Japon, Argentina etc.