Description:

Feature: Material: 10.9 Alloy Steel; Thread Pitch: 0.7mm; Head Size: 8 x 3mm/0.3" x 0.12"(D*T); Width Across Flat: 2.5mm/0.1". Type 1: Thread Size: M4 x 42mm/0.16" x 1.7"(D*L); Total Length: 45mm/1.8" Type 2: Thread Size: M4 x 47mm/0.16" x 1.9"(D*L); Total Length: 50mm/2". Material: Made of alloy steel material, anti-corrosion, anti-rust and durable. It is sturdy and has a good hardness which can be used for a long time.. Application: It can be widely used in various DIY handmade, wooden products, home furniture and appliance, industrial equipment, automation device for daily use, factory..