HELPING THE OTHERS REALIZE THE ADVANTAGES OF ROUND BAR

Tapcon screws are a favorite anchor that means self tapping (self threading) concrete screw. More substantial diameter screws are often called LDT's. This sort of fastener requires a pre-drilled hole—utilizing a Tapcon drillbit—and they are then screwed into the hole using an ordinary hex or phillips little bit.Meskipun penggunaan angkur umumny