NOT KNOWN FACTS ABOUT HARGA BESI HOLLOW

As shown in the figure, tightening the bolt brings about a wedge remaining driven up towards a sleeve, which expands it and causes it to compress versus the material it's being mounted to.Sebelum dimasukkan, pastikan angkur telah dibersihkan dari kotoran dan debu yang menempel pada permukaannya. kalian bisa menggunakan kuas atau kain lap bersih unt