A carriage bolt, often known as a mentor bolt, includes a domed or countersunk head, as well as the shank is topped by a …Ukuran lebar beton sendiri dapat disesuaikan dengan panjang steel grating yang akan dipasang. Semakin panjang ukuran sebuah steel grating, maka semakin lebar ukuran landasan beton.Also, the bar thickness and top add to your gr