Hex Washer Head Self Drilling Screw is an essential component designed for various applications in electronics and electrical fields. Manufactured by Celebrite Fasteners Co., Ltd in Taiwan, our screws boast exceptional quality and reliability. 

Description:
- Size: M2.9~M6.3 / #4~#14 / 1/4,5/16
- Length: 9.5~300mm / 3/8~12"
- Material: Carbon Steel / Stainless Steel
- Drilling Point Type: #2/#3/#4/#5 / S point / Reduced point
- Attachment: W/WO EPDM Bonding Washer
- Surface Treatment : Zinc plated, Yellow Zinc plated, Black zinc, Zinc Nickel, Mechnical Galvanized, Ruspert, Slat Spray Test according to customer requirement.
- Standard: DIN, IFI, JIS, according to customer's drawing
- Package: Bulk packing, Box packing, Bag packing, Blister

Product Usage:
- Apply to metal plates, galvanized steel plates, metal curtain walls, metal light compartments, aluminum doors and windows, and indoor and outdoor decorations.
- General angle steel, channel steel, iron plate, PC Board, and other metal material combining installation

EPDM bonding washer characteristic :
- It can bear high temperatures, ozone, and the environment. It has strong material can elongate and match object when drills with screw.
- Preventing rain or water into drill hole, so that it's a reliable prevented water gasket.
- EPDM Color: Black and Grey
- Metal Bonding Flat material: Hot Dip Galvanized, Aluminum, and Stainless steel