六角コーチスクリュー


Material: Carbon Steel/ Stainless Steel


Diameter: M4-M20 (#8 ~3/4”)

Length: 20mm-300mm (1”~12”)

IFI ASME B18.2.1-1981, DIN 571





Strong wooden material fastening

Normally, Lag Screwsarea kind of toughest fasteners. These kind strongest fasteners are always used to the heavy lumber or wooden material connecting or other heavy materials that neededto bearthe extreme load.