5 SIMPLE TECHNIQUES FOR FLANGE LAP JOINT

Tapcon screws are a well-liked anchor that means self tapping (self threading) concrete screw. Larger sized 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 outlet using a typical hex or phillips bit.Angkur bounding bekerja dengan cara mengika