D1 D2 L1 L2 L4 L3 WELDON & ISO9766 SHANKS 1.5XD Drilling GOLD TWIST - WELDON SHANK - SHORTER Coolant D1 D2 D3 L1 L2 L4 L3 1.5xD D1 L1 D2 D3Tip Diameter RangeDOCShank Dia.Fig Dia. L2 L4 L3Ext.Shank LengthOALPocketSize Key GOLD TWIST - WELDON SHANK - LONGER TD0700010B9R01 0.2756 0.2913 0.43 0.500 0.63 0.99 1.77 2.760 7 KTD6.0-D9.9 TD0750011B9R01 0.2953 0.3110 0.44 0.500 0.63 1.02 1.77 2.790 7.5 KTD6.0-D9.9 TD0800012B9R01 0.3150 0.3504 0.47 0.500 0.63 1.1D01 1.77 2.870 8 KTD6.0-D9D.29 D3 TD0900013B9R01 0.3543 0.3898 0.55 0.500 0.63 1.15 1.77 2.920 9 KTD6.0-D9.9 L1 TD1000015C0R01 0.3937 0.4291 0.59 0.625 0.79 1.23 1.89 L2 3.120 10 L4KTD10.0-19.9 TD1100016C0R01 0.4331 0.4685 0.67 0.625 0.79 1.30 1.89 3.L1390 11 KTD10.0-19.9 TD1200018C0R01 0.4724 0.5079 0.71 0.625 0.79 1.38 1.89 3.270 12 KTD10.0-19.9 TD1300019C0R01 0.5118 0.5472 0.79 0.625 0.79 1.46 1.89 3.350 13 KTD10.0-19.9 TD1400021C0R01 0.5512 0.5866 0.83 0.625 0.79 1.62 1.89 3.510 14 KTD10.0-19.9 TD150002218R01 0.5906 0.6260 0.91 0.750 0.98 1.82 1.97 3.790 15 KTD10.0-19.9 TD160002418R01 0.6299 0.6654 0.94 0.750 0.98 1.94 1.97 3.910 16 KTD10.0-19.9 TD170002518R01 0.6693 0.7047 1.02 0.750 0.98 2.06 1.97 4.030 17 KTD10.0-19.9 TD1800027C8R01 0.7087 0.7441 1.06 1.000 1.26 2.19 2.20 4.390 18 KTD10.0-19.9 TD1900028C8R01 0.7480 0.7835 1.14 1.000 1.26 2.30 2.20 4.500 19 KTD10.0-19.9 TD2000030C8R01 0.7874 0.8228 1.18 1.000 1.26 2.43 2.20 4.630 20 KTD20.0-D26.9 TD2100031C8R01 0.8268 0.8622 1.26 1.000 1.26 2.55 2.20 4.750 21 KTD20.0-D26.9 TD2200033C8R01 0.8661 0.9016 1.30 1.000 1.26 2.67 2.20 4.870 22 KTD20.0-D26.9 TD2300034B7R01 0.9055 0.9409 1.38 1.250 1.65 2.79 2.36 5.150 23 KTD20.0-D26.9 TD2400036B7R01 0.9449 0.9803 1.42 1.250 1.65 2.91 2.36 5.270 24 KTD20.0-D26.9 TD2500037B7R01 0.9843 1.0197 1.50 1.250 1.65 3.03 2.36 5.390 25 KTD20.0-D26.9 263