16pcs Damaged Heater Glow Plug Removal Remover Extractor Tool Set Kit 8mm 10mm

This glow plug tool is made of hgih quality steel material, strong resistance to rust and corrosion, long durability. -Thread tap and the drill material: HSS (High-speed Steel). No.9 Hex 12mm Spindle with Hex 30mm Nut and Cone Centre Tool.