... , we can supply both Inch system and Metric system insert to meet customers' need, according to DIN standard. ... steel wire having a diamonds shaped cross-section. Thread insert is used for manufacturing high strength, wear-resistance, ... materialIncreasing the bearing capacity and fatigue resistant of the insert connecting partsizeM2*0.4length1D=2mmcircle2.9Ktypefree-running insertmaterialstainless ...