●Material: Carbon Steel ●Surface Treatment: Galvanized,  Black Oxide, Hot Dip Galvanizing, Dacromet，Ruspert ●Size: 6#,7#,8#,10#,12#,14#  /  ST3.5,  ST3.9,  ST4.2,  ST4.8,  ST5.5,  ST6.3 ●Length: 13-125MM ●Standard: DIN,ANSI,BSW,JIS,GB

●Material: Carbon Steel ●Surface Treatment: Galvanized,  Black Oxide, Hot Dip Galvanizing, Dacromet，Ruspert ●Size: 6#,7#,8#,10#,12#,14#  /  ST3.5,  ST3.9,  ST4.2,  ST4.8,  ST5.5,  ST6.3 ●Length: 13-125MM ●Standard: DIN,ANSI,BSW,JIS,GB

●Material: Carbon Steel ●Surface Treatment: Galvanized,  Black Oxide, Hot Dip Galvanizing, Dacromet，Ruspert ●Size: 6#,7#,8#,10#,12#,14#  /  ST3.5,  ST3.9,  ST4.2,  ST4.8,  ST5.5,  ST6.3 ●Length: 13-125MM ●Standard: DIN,ANSI,BSW,JIS,GB

Nylon plastic rust-proof hex head self drilling screws are primarily fabricated from high-quality nylon resin, a thermoplastic polymer renowned for its excellent mechanical and chemical properties.

Self – tapping screws nails coated with Ruspert are typically manufactured from high – quality base materials, carefully selected to ensure optimal performance combined with the protective benefits of the Ruspert coating.

Decking screws are crafted from a diverse range of materials, each selected to meet the specific requirements of outdoor decking applications.

Hex head self tapping self – drilling roofing screws with washers are typically manufactured from high – quality materials to ensure durability and reliable performance in roofing applications.

Dacromet pancake head self – drilling screws are crafted from a variety of high – performance materials, carefully selected to meet diverse application demands. Carbon steel is a commonly employed base material, especially in grades such as 45# and 65Mn.

Torx drive window frame concrete screws are predominantly crafted from high – strength materials to ensure reliable and long – lasting fastening in concrete and other masonry materials.

Hex head self-drilling screws are typically manufactured from a variety of high-performance materials, each selected to meet specific application needs. Carbon steel is a commonly used material, especially in grades like 45# and 65Mn.

Slotted pan head screws are fabricated from diverse materials, each selected to fulfill specific application demands. Carbon steel stands as a commonly adopted material for general – purpose usage.

Phillips countersunk flat head machine screws are crafted from a variety of materials, each chosen to suit specific application needs. Carbon steel is a commonly utilized material for general – purpose applications.