Helping The others Realize The Advantages Of kawat harmonika
Angkur undercut bekerja dengan cara “locking”. Angkur jenis ini biasanya terdiri dari dua komponen, yaitu baut dan selongsong.torque controlled: the anchor is inserted into the outlet and secured by making use of a specified torque for the bolt head or nut which has a torque wrench. A selected sub-classification of this anchor is called wedge s