Big Gator Tools MTG500NP V Style Hand Tap Guide – 13 Metric Ground Tap Sizes This listing is for 1 Big Gator Tools MTG500NP V Style Hand Tap Guide – 13 Metric Ground Tap Sizes Guide holes are sized for ANSI Standard Ground Thread Metric Taps. A protective plastic storage case is included. Special nickle plated alloy steel is heat treated. Precision ground base to assure stability and accurate perpendicular alignment on flat surfaces. V-groove on bottom allows for perpendicular alignment with all tap sizes on round parts or corners. Picture shows top and bottom of guide. Price is for individual V-Guide. Great Quality!! This new patented metric size tap guide design is easy to use. Tap Straight – Every Time!. Can handle tap sizes: 1.6, 2, 2.5, 3, 3.5, 4, 5, 6, 8, 10, 12, 14 and 16MM. Features: Universal & portable V-Tap guide provides perpendicular alignment of ground thread taps on flat, round & square cornered materials 9 guide holes cover 13 metric ground thread tap sizes: 1.6mm, 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 5mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm Heat-treated nickel alloy steel provides durability & accuracy Precision ground base provides perpendicular alignment of tap on flat material V-Groove aligns tap on round and square cornered materials Visit my eBay Store