Drill Screw (medium) for Pierced Thick Plate Steel Plate

[Features]
·The material is iron with trivalent chromate plating.
·The mating plate thickness must be 6 mm or more.
·The combined thickness of the mating plate and mounting plate must be within 13 mm.
·Use an electric screwdriver at 1800 rpm.
[Applications]
·It is the best drill screw for H steel.
·It can also be attached to 12 mm H steel.
·The tip of the screw is equipped with a drill so that H steel can be penetrated.
·Female thread drilling and fastening without pilot hole necessary.