Features:1. Made of high-strength diamond-shaped steel wire with high thread strength and high wear resistance.2. The wire screw set can be placed in the screw hole of the workpiece such as aluminum alloy to form a standard internal thread with high strength, wear resistance and high precision.4. Wire thread insert can be used as a repair tool to effectively repair threaded holes5. All accessories are packed in a box for easy carrying and storageSpecification:Condition: 100% Brand NewMaterial: Stainless SteelWeight: Approx. 85g / 3.0ozPackage List:M3*0.5:20pcs M3*0.5*1D 20pcs M3*0.5*1.5D 20pcs M3*0.5*2D 20pcs M3*0.5*2.5D 20pcs M3*0.5*3D 1Pcs M3 Drill1Pcs ST3*0.5 Tap1Pcs M3 Installing Head1Pcs M3 Installing Handle1Pcs M3 Break ToolM4*0.7:20pcs M4*0.7*1D 20pcs M4*0.7*1.5D 20pcs M4*0.7*2D 20pcs M4*0.7*2.5D 20pcs M4*0.7*3D 1Pcs M4 Drill1Pcs ST4*0.7 Tap1Pcs M4 Installing Head1Pcs M4 Installing Handle1Pcs M4 Break ToolM5*0.8:20pcs M5*0.8*1D 20pcs M5*0.8*1.5D 20pcs M5*0.8*2D 20pcs M5*0.8*2.5D 20pcs M5*0.8*3D 1Pcs M5 Drill1Pcs ST5*0.8 Tap1Pcs M5 Installing Head1Pcs M5 Installing Handle1Pcs M5 Break Tool