THE ULTIMATE GUIDE TO PANASONIC SURABAYA

As proven during the determine, tightening the bolt brings about a wedge remaining driven up in opposition to a sleeve, which expands it and triggers it to compress towards the material it can be staying fixed to.Selain itu, angkur baja juga bertugas untuk mendistribusikan beban secara merata guna mengurangi tekanan pada titik-titik tertentu. Ini d