THE DEFINITIVE GUIDE TO HARGA BESI HOLLOW

Tapcon screws are a well known anchor that stands for self tapping (self threading) concrete screw. Larger diameter screws are often called LDT's. This kind of fastener needs a pre-drilled gap—using a Tapcon drillbit—and so are then screwed into the outlet making use of a standard hex or phillips bit.Reverse Shear load (also named “alternate