BTA INDEXABLE DRILL TBTA-A FOR SMALL DIAMETERS SINGLE TUBE SYSTEM - INNER SINGLE START THREAD Diameter 1.142 - 1.496 Ø d2 ØD Ø d1 l1 L Dimension Tube Designation D L l1 d1 d2 Part Diameter TBTA-Ax.xxxSI1-24 1.142 - 1.181 2.95 0.98 0.866 0.748 BTSE 024 0.945 TBTA-Ax.xxxSI1-26 1.181 - 1.259 2.95 0.98 0.945 0.827 BTSE 026 1.024 TBTA-Ax.xxxSI1-28 1.260 - 1.338 2.95 0.98 1.024 0.906 BTSE 028 1.102 TBTA-Ax.xxxSI1-30 1.339 - 1.456 3.54 1.57 1.063 0.945 BTSE 030 1.181 TBTA-Ax.xxxSI1-33 1.457 - 1.496 3.54 1.57 1.181 1.063 BTSE 033 1.299 For inserts, see page 612. Operating guidelines on page 714. 614