Drill-tail screws have three main functions: drilling, self-tapping, and fastening objects. They also have higher surface and internal hardness, which can effectively save time and costs.
Countersunk Head
Countersunk Wings
Double Thread
Farmer Screws
Pan Head
Hex Washer Head
HEAVY DUTY
Hex Washer Head
MEDIUM DUTY
Hex Washer Head
LIGHT DUTY
Truss Phillips
Wafer Phillips
Stainless Steel Cap
Hex Washer Flange
Concrete & Masonry
Hex Washer Head
WING UP WITH WASHER
