TOP GUIDELINES OF TOKO ALAT PERTANIAN SURABAYA

Tapcon screws are a preferred anchor that means self tapping (self threading) concrete screw. More substantial diameter screws are called LDT's. Such a fastener needs a pre-drilled hole—utilizing a Tapcon drillbit—and are then screwed into the opening applying a typical hex or phillips bit.The driving Power is normally supplied by firing a comb