Head Diameter: 7mm; Head Height: 4mm; Drive Type: Allen Hex Socket 3mm; Color: Silver Tone.
Package Included: 50 PCS Socket Head Cap Screws (M4 x 20mm)
Material: 304 Stainless Steel With High Hardness, Oxidation Resistance, Corrosion Resistance, Heat Resistance And Wear Resistance. It Can Be Used In Harsh Environment And Is Not Easy To Rust.
Widely Used In Construction, Engineering, Assembly Cars And Product Manufacturing And Other Precision Machinery Industries. It Is Famous For Its Efficient Application Performance And Durability.