THE DEFINITIVE GUIDE TO HARGA BESI HOLLOW

Tapcon screws are a favorite anchor that stands for self tapping (self threading) concrete screw. More substantial diameter screws are known as LDT's. This type of fastener demands a pre-drilled hole—using a Tapcon drillbit—and they are then screwed into the hole using a standard hex or phillips bit.Angkur bounding bekerja dengan cara mengikat