Heli-Coil Metric Thread Repair Kit - 5543-11 Part #: 5543-11 Line: HEL Heli-Coil Metric Thread Repair Kit Manufacturer's Defect Warranty Material: Stainless Steel Quantity: 6 Thread Direction: Clockwise Length (in): 5/8 Inch Length (mm): 16.5mm Drill Size: 29/64 Inch SAE Or Metric: Metric Drill Bit Included: No Internal Thread Size: M11-1.25 Rockwell Hardness: 43-50 Tap Included: Yes Tensile Strength (psi): 200,000 To 250,000 psi Show More Show Less