FeaturesApplications for motor diesel vehicles and machinery. To extract the glow plug electrodes Can removes 8mm and 10mm glow plugs Chromoly Steel constructionSpecificationSuitable for glow plugs threads: M8x1.0, M10x1.0, M10x1.25 Contains tap sizes M8 x 1.0 - M10 x 1.0 - M10 x 1.25 M3 x 0.5 tap 100 mm M4 x 0.7 tap 100 mm Special drills 2.5 x 120 mm - 3.3 x 140 mm Type: Glow Plug Electrodes Removal Tool Set Kit compatible for Case Color: random shippedPackage Includes7pcs Drill/Tap guides 5pcs Glow Plug extraction adaptors 2pcs Special Drill Bit 2pcs Special Taps 3pcs Threaded Pulling Rods 3pcs Threaded Pulling Rod EndsNoticePlease feel free to contact us for whatever we can help. Please allow 0.5-.1.5 inch difference due to manual measurement