5 SIMPLE TECHNIQUES FOR FLANGE LAP JOINT

Tapcon screws are a well known anchor that stands for self tapping (self threading) concrete screw. Much larger diameter screws are known as LDT's. Such a fastener demands a pre-drilled hole—using a Tapcon drillbit—and are then screwed into the hole employing an ordinary hex or phillips bit.Selain itu, angkur baja juga bertugas untuk mendistrib