Recoil Tanged Screw-Locking Coil Threaded Insert, Style: Locking, Unit of Measure: Metric, M8 x 1 Thread Size, 1.5D Nominal Length, Metric Fine Thread Type, Stainless Steel, Material Detail: 304 Stainless Steel, 9.7 mm Free Outer Diameter Min, 10.25 mm Free Outer Diameter Max, 9-3/8 Coil, 12 mm Insert Length, 200000 psi Tensile Strength, Rc 43-50 Rockwell Hardness