The YG-1 TOOL CO brand Roll Form Taps Bottoming HSS-EX has a connection of 4.27 mm x 3.33 mm, a square shank type, a useable length of 31.75 mm, a square length of 0.25 inch, a trade name of YG Form Tap, a package length of 3.125 inch, a useable length of 1.25 inch, a thread series of UNC, a length/diameter of 3.0 x D, a drill size of 3.8147625 mm, a material of HSSE-V3, a thread length of 12.7 metric, an entry taper length of 1.5 – 2P, a system of measurement of inch, a square size of 0.131 inch, an OAL of 54.1 metric, a weight of 0.01545, a connection of 0.168 x 0.131 inch, a diameter of 4.1656 metric, a square size of 3.33 metric, a drill size of 0.1501875 inch, an OAL of 2.13 inch, a size and pitch of #8-32, a square length of 6.35 metric, a package height of 0.375 inch, a finish of bright, a diameter of 0.164 inch, a pitch limit of H5, a number of lobes of 4, an entry taper type of bottoming, a pitch of 32, a tap type of forming, a size of 8-32, H5, a thread length of 0.5 inch, a shank diameter of 4.27 metric, a package width of 0.5 inch, and a shank diameter of 0.168 inch.