sourcing map Hexagonal Socket Self-Tapping Screws M4 x 30mm Carbon Steel Wood Screws 50pcs

Thread size: M4x30mm; Hex width: 2.5mm/0.1" Made of carbon steel for higher hardness, corrosion resistance, and rust resistance. Self-drilling screws penetrate well into wood, sheet metal, and other surfaces. The threading reduces resistance during wear and prevents splitting. It also works well for attaching metal hardware to wood because the threaded rods provide a good hold in the wood. Widely used in various industries such as manufacturing, construction, engineering, and assembly. Made of carbon steel for higher hardness, corrosion resistance, and rust resistance. Self-tapping screws penetrate well into wood, sheet metal, and other surfaces. The thread can reduce resistance during use and prevent cracking. It also works well for attaching metal hardware to wood because the threaded rods provide a good hold in the wood. Widely used in various industries such as manufacturing, construction, engineering, and assembly. Specification: Material: Carbon steel Surface treatment: Black oxide Performance rating: 8.8 Thread size: M4x30mm Pitch: 1.3mm Hex width: 2.5mm/0.1" Screw head size: 7.5x1.9mm/0.3"x0.07" (D*T) Package contents: 50 self-tapping socket head cap screws.