Product Name: Threaded Inserts; Finish: Zinc Plating; Color: Gold Tone; Inner Thread Size: M4 x 0.7((Dia.x Pitch); Outer Thread Size: M7 x 0.75(Dia.x Pitch); Length: 8mm / 0.31". Min. Drilling Size: 2 x 3mm / 0.08"x0.12"(wide*depth); Reference Drilling Diameter: 5.8-5.9mm(Plastic), 6.0-6.1mm(Aluminum Alloy), 6.1-6.2mm(Cast Iron). Material: 45# Carbon steel material, suitable for aluminum alloy, copper alloy, plastic and other substrates with low engineering strength. Strong resistance to vibration, can prevent loosening.. Advantages: With self-tapping capability, the base material does not need to be tapped in advance. It has a repairing effect on the female thread of the broken tooth, can continue to use the same screws by using the self-tapping screw sleeve..
