Tianjin Goldensea Hardware Products Co., Ltd
Hex head screw is a common fastener with a hex head and are commonly used to join and secure various mechanical parts.
Hex head screw is mainly used for connecting and fixing iron plate quality inspection. Product point has self drilling or tapping and other styles. Screw heads have small flange, big flange or small flange with slotted drived. The surface treatment is white zinc or yellow zinc. Also can be made into dacromet or customized baking paint color. The washer is EPDM bonded washer or single washer.
Hex Head Self Tapping Screw
This hex-shaped head is best used for heavy-duty applications, like roofing. It can also come with a neoprene washer for more stable fastening.
Hex Head Screw with Type 17
The function of this groove is to remove chips, because the screw will produce chips during the process of tapping, and these chips will increase the resistance of the screw. And this kind of slotted cutting screw, when tapping the debris will be squeezed into the groove, thereby reducing the screw resistance.
Hex Head Screw with Spade Point
Its application area is in the area where the El Nino phenomenon is rampant. It is better at replacing ordinary roofing screws to drill through harder metal sheathing. In most cases, the threads are denser to maintain better static connection ability.
Hex Head Self Drilling Screw
Self-drilling screws are used to attach metal to metal or plastic to plastic. They allow for more clamping load or force to be applied.