Heli-Coil has all you need in metric thread repair items. Available fromstock are Metric Coarse kits in sizes M3 through M20 and Metric Fine kitsin sizes M8 through M20. All Metric kits contain a Heli-Coil tap, installation tool,a quantity of inserts and complete instructions. Product Features:Metric FineAll kits contain a Heli-Coil tap, installation tool, a quantity of inserts and detailed instructions
