THE DEFINITIVE GUIDE TO HARGA BESI HOLLOW

Tapcon screws are a popular anchor that stands for self tapping (self threading) concrete screw. More substantial diameter screws are generally known as LDT's. This type of fastener requires a pre-drilled hole—utilizing a Tapcon drillbit—and so are then screwed into the outlet applying a normal hex or phillips little bit.Angkur dengan cara kerj