AN UNBIASED VIEW OF MERK SENG GELOMBANG TERBAIK

As demonstrated in the determine, tightening the bolt ends in a wedge staying driven up towards a sleeve, which expands it and triggers it to compress towards the fabric it really is becoming mounted to.Pastikan juga untuk memilih angkur sesuai dengan kebutuhan dan spesifikasi konstruksi. Jadi, mengetahui apa itu angkur dan jenisnya sangat penting