THE 5-SECOND TRICK FOR PAGAR BRC SURABAYA

Tapcon screws are a favorite anchor that means self tapping (self threading) concrete screw. Much larger diameter screws are generally known as LDT's. This type of fastener requires a pre-drilled hole—using a Tapcon drillbit—and are then screwed into the hole using a standard hex or phillips bit.Selain itu, angkur baja juga bertugas untuk mendi