HARGA TIANG LISTRIK BESI 6 METER NO FURTHER A MYSTERY

Tapcon screws are a well-liked anchor that means self tapping (self threading) concrete screw. Much larger diameter screws are generally known as LDT's. Such a fastener requires a pre-drilled gap—employing a Tapcon drillbit—and they are then screwed into the hole using a normal hex or phillips little bit.Untuk memastikan angkur baja yang terpas