Chipboard screw 1.Diameter: M3.0/M4.0/M5.0 2.Length: From 10mm to 254mm, 3.Material: C1022 4.Finish: black/grey,yellow, Chipboard screw:.1. Diameter: M3.0/M4.0/M5.0.2. Length: From 10mm to 254mm, according to the customers’ request..3. Material: C1022.4. Finish: black/grey phosphate, yellow zinc plated, blue zinc plated, nickel plated, others.5. Head Type: countersunk, pan, raised oval.6. Thread ...