PART SERIES SERIES TC TAP DRILL/CHAMFER BODIES INCH SHANK PTAPRTDSREIRLLIE/CSHAMFER REPLACEABLE TIPPED BODIES D1Body NumberThreadSizeNominalPoint Size(inch, mm)D1PointRangeL1Full Dia.to ChamferL2Full Dia.to Top ofChamferL3Ext.L4OALD2Shank Dia.(mm, inch)D3D4ChamferFlangeDia.Dia.PocketSize PlTaCc0e7h9o00ld25eBr9R01 3/8 UNC 0.311“, 7.90mm .2953-.3110 1.000 1.180 1.970 3.74 12.00mm, 0.472“ 0.590 0.63 7.5 TC0850025B9R01 3/8 UNF 0.335“, 8.50mm .3346-.3504 1.000 1.180 2.010 3.78 12.70mm, 0.500“ 0.610 0.63 8.5 TC0940026B9R01 7/16 UNC 0.370“, 9.40mm .3543-.3701 1.059 1.240 2.130 3.90 12.70mm, 0.500“ 0.650 0.63 9 TC0990026B9R01 7/16 UNF 0.390“, 9.90mm .3740-.3898 1.059 1.240 2.130 3.90 12.70mm, 0.500“ 0.669 0.63 9.5 TC1080026C0R01 1/2 UNC 0.425“, 10.80mm .4134-.4291 1.059 1.240 2.170 4.06 15.88mm, 0.625“ 0.709 0.79 10.5 TC1150026C0R01 1/2 UNF 0.453“, 11.50mm .4528-.4685 1.059 1.240 2.200 4.09 15.88mm, 0.625“ 0.728 0.79 11.5 TC1230026C0R01 9/16 UNC 0.484“, 12.30mm .4724-.4882 1.059 1.240 2.240 4.13 15.88mm, 0.625“ 0.768 0.79 12 TC1300026C0R01 9/16 UNF 0.512“, 13.00mm .5118-.5276 1.059 1.240 2.280 4.17 15.88mm, 0.625“ 0.787 0.79 13 TC137003018R01 5/8 UNC 0.539“, 13.70mm .5315-.5472 1.201 1.380 2.400 4.37 19.05mm, 0.750“ 0.807 0.98 13.5 TC146003018R01 5/8 UNF 0.575“, 14.60mm .5709-.5866 1.201 1.380 2.440 4.41 19.05mm, 0.750“ 0.827 0.98 14.5 TC167003518R01 3/4 UNC 0.658“, 16.70mm .6299-.6654 1.402 1.580 2.760 4.73 19.05mm, 0.750“ 0.925 0.98 16 TC175003518R01 3/4 UNF 0.689“, 17.50mm .6693-.7047 1.402 1.580 2.830 4.80 19.05mm, 0.750“ 0.965 0.98 17 TC1950041C8R01 7/8 UNC 0.768“, 19.50mm .7480-.7835 1.650 1.830 3.150 5.35 25.40mm, 1.000“ 1.043 1.26 19 TC2050041C8R01 7/8 UNF 0.807“, 20.50mm .7874-.8228 1.650 1.830 3.230 5.43 25.40mm, 1.000“ 1.083 1.26 20 142