THE DEFINITIVE GUIDE TO HARGA BESI HOLLOW

Tapcon screws are a preferred anchor that stands for self tapping (self threading) concrete screw. More substantial diameter screws are generally known as LDT's. Such a fastener demands a pre-drilled hole—utilizing a Tapcon drillbit—and so are then screwed into the opening working with an ordinary hex or phillips little bit.Tentunya, ini sangat