THE DEFINITIVE GUIDE TO HARGA BESI HOLLOW

Tapcon screws are a popular anchor that stands for self tapping (self threading) concrete screw. Greater diameter screws are called LDT's. This sort of fastener demands a pre-drilled gap—employing a Tapcon drillbit—and they are then screwed into the outlet applying an ordinary hex or phillips little bit.Pelaksanaan pemasangan meruakan faktor pe