THE BESI HITAM DIARIES

Tapcon screws are a well known anchor that stands for self tapping (self threading) concrete screw. Bigger diameter screws are generally known as LDT's. Such a fastener requires a pre-drilled hole—employing a Tapcon drillbit—and are then screwed into the hole employing a normal hex or phillips little bit.Reverse Shear load (also named “altern