THE DEFINITIVE GUIDE TO HARGA BESI HOLLOW

Tapcon screws are a popular anchor that means self tapping (self threading) concrete screw. Larger sized diameter screws are often called LDT's. This kind of fastener demands a pre-drilled hole—employing a Tapcon drillbit—and so are then screwed into the hole working with a standard hex or phillips little bit.Reverse Shear load (also named “a