THE ULTIMATE GUIDE TO JUAL WOVEN GEOTEXTILE

Tapcon screws are a favorite anchor that stands for self tapping (self threading) concrete screw. Greater diameter screws are often called LDT's. This sort of fastener requires a pre-drilled hole—using a Tapcon drillbit—and so are then screwed into the opening applying a normal hex or phillips little bit.Untuk memastikan angkur baja yang terpas