BTA DRILLS BRAZED - BTA-SERIES SINGLE TUBE SYSTEM - OUTER FOUR START THREAD Diameter 0.496 - 1.559 Ø d2 Ø d1 ØD l1 L Dimension Tube Grade Designation Diameter L l1 d1 d2 Part Diameter TB103 TB203 TB253 BTA x.xxx SE2-11 0.496 - 0.516 1.69 0.93 0.323 0.378 BTSI011 0.433 BTA x.xxx SE2-11 0.516 - 0.535 1.69 0.93 0.323 0.378 BTSI011 0.433 BTA x.xxx SE2-12 0.536 - 0.555 1.69 0.93 0.362 0.417 BTSI012 0.472 BTA x.xxx SE2-12 0.556 - 0.575 1.69 0.93 0.362 0.417 BTSI012 0.472 BTA x.xxx SE2-13 0.575 - 0.594 1.69 0.93 0.402 0.457 BTSI013 0.512 BTA x.xxx SE2-13 0.595 - 0.614 1.69 0.93 0.402 0.457 BTSI013 0.512 BTA x.xxx SE4-14 0.614 - 0.638 1.69 0.79 0.425 0.496 BTSI014 0.551 BTA x.xxx SE4-14 0.638 - 0.657 1.69 0.79 0.425 0.496 BTSI014 0.551 BTA x.xxx SE4-15 0.658 - 0.677 1.69 0.79 0.465 0.535 BTSI015 0.591 BTA x.xxx SE4-15 0.678 - 0.697 1.69 0.79 0.465 0.535 BTSI015 0.591 BTA x.xxx SE4-16 0.697 - 0.724 1.85 0.85 0.492 0.571 BTSI016 0.630 BTA x.xxx SE4-16 0.725 - 0.744 1.85 0.85 0.492 0.571 BTSI016 0.630 BTA x.xxx SE4-17 0.744 - 0.756 1.85 0.85 0.531 0.610 BTSI017 0.669 BTA x.xxx SE4-17 0.756 - 0.787 1.85 0.85 0.531 0.610 BTSI017 0.669 BTA x.xxx SE4-18 0.788 - 0.823 2.07 0.85 0.551 0.630 BTSI018 0.709 BTA x.xxx SE4-18 0.823 - 0.858 2.07 0.85 0.551 0.630 BTSI018 0.709 BTA x.xxx SE4-20 0.859 - 0.902 2.20 0.85 0.630 0.709 BTSI020 0.787 BTA x.xxx SE4-20 0.902 - 0.949 2.20 0.85 0.630 0.709 BTSI020 0.787 BTA x.xxx SE4-22 0.949 - 0.992 2.26 0.85 0.689 0.768 BTSI022 0.866 BTA x.xxx SE4-22 0.993 - 1.039 2.26 0.85 0.689 0.768 BTSI022 0.866 BTA x.xxx SE4-24 1.040 - 1.083 2.26 0.85 0.748 0.827 BTSI024 0.945 BTA x.xxx SE4-24 1.083 - 1.130 2.26 0.85 0.748 0.827 BTSI024 0.945 BTA x.xxx SE4-26 1.130 - 1.173 2.50 0.96 0.827 0.925 BTSI026 1.024 BTA x.xxx SE4-26 1.174 - 1.220 2.50 0.96 0.827 0.925 BTSI026 1.024 BTA x.xxx SE4-28 1.221 - 1.264 2.50 0.96 0.906 1.004 BTSI028 1.102 BTA x.xxx SE4-28 1.264 - 1.311 2.50 0.96 0.906 1.004 BTSI028 1.102 BTA x.xxx SE4-30 1.311 - 1.370 2.50 0.96 1.004 1.102 BTSI030 1.181 BTA x.xxx SE4-30 1.370 - 1.425 2.50 0.96 1.004 1.102 BTSI030 1.181 BTA x.xxx SE4-33 1.426 - 1.469 2.89 1.20 1.063 1.181 BTSI033 1.299 BTA x.xxx SE4-33 1.469 - 1.512 2.89 1.20 1.063 1.181 BTSI033 1.299 BTA x.xxx SE4-33 1.512 - 1.559 2.89 1.20 1.063 1.181 BTSI033 1.299 Operating guidelines on page 714. = on request 633