TOLERANCES (inch) TOLERANCES (mm) DIAMETER D1 D2 DIAMETER D1 D2 L2 L1 L4 ≤.1181 +.00008/+.00047 h6 ≤3 +0,002/+0,012 h6 L3 >.1181–.2362 +.00016/+.00063 h6 >3-6 +0,004/+0,016 h6 >.2362–.3937 +.00024/+.00083 h6 > 6 - 10 +0,006/+0,021 h6 D1 D2 >.3937–.7087 +.00028/+.00098 h6 > 10 - 18 +0,007/+0,025 h6 124° 30° >.7087–1.1811 +.00031/+.00114 h6 Cutting Decimal Metric Tap Size Shank Overall Flute Min. Cleared Shank Ti-NAMITE-B Diameter Equivalent Equivalent Reference Diameter Length Length Length Length (TB) D1 Only D2 L1 L2 L3 L4 EDP No. Common 6,0 mm 0.2362 M7 X 1 6,0 82,0 44,0 35,0 36,0 64830 Series 131N 5XD  6,1 mm 0.2402 8,0 91,0 53,0 43,0 36,0 64831 Reach 6,2 mm 0.2441 M7 X 0,75 8,0 91,0 53,0 43,0 36,0 64832 6,3 mm 0.2480 8,0 91,0 53,0 43,0 36,0 64833 1/4 0.2500 6.35 8,0 91,0 53,0 43,0 36,0 54810 6,4 mm 0.2520 8,0 91,0 53,0 43,0 36,0 64834 Right Spiral 6,5 mm 0.2559 8,0 91,0 53,0 43,0 36,0 64835 F 0.2570 6.53 5/16-18 8,0 91,0 53,0 43,0 36,0 54811 |  6,6 mm 0.2598 8,0 91,0 53,0 43,0 36,0 64836 Fractional & Metric External 6,7 mm 0.2638 8,0 91,0 53,0 43,0 36,0 64837 Coolant 17/64 0.2656 6.75 5/16-20 8,0 91,0 53,0 43,0 36,0 54812 3 6,8 mm 0.2677 M8 X 1,25 8,0 91,0 53,0 43,0 36,0 64838 6,9 mm 0.2717 5/16-24 8,0 91,0 53,0 43,0 36,0 64839 Flutes 7,0 mm 0.2756 M8 X 1 8,0 91,0 53,0 43,0 36,0 64840 7,1 mm 0.2795 8,0 91,0 53,0 43,0 36,0 64841 9/32 0.2812 7.14 5/16-32 8,0 91,0 53,0 43,0 36,0 54813 7,2 mm 0.2835 M8 X 0,75 8,0 91,0 53,0 43,0 36,0 64842 7,3 mm 0.2874 8,0 91,0 53,0 43,0 36,0 64843 7,4 mm 0.2913 8,0 91,0 53,0 43,0 36,0 64844 7,5 mm 0.2953 M8 X 0,5 8,0 91,0 53,0 43,0 36,0 64845 19/64 0.2969 7.54 8,0 91,0 53,0 43,0 36,0 54814 7,6 mm 0.2992 8,0 91,0 53,0 43,0 36,0 64846 7,7 mm 0.3031 8,0 91,0 53,0 43,0 36,0 64847 7,8 mm 0.3071 M9 X 1,25 8,0 91,0 53,0 43,0 36,0 64848 7,9 mm 0.3110 8,0 91,0 53,0 43,0 36,0 64849 5/16 0.3125 7.94 3/8-16 8,0 91,0 53,0 43,0 36,0 54815 8,0 mm 0.3150 M9 X 1 8,0 91,0 53,0 43,0 36,0 64850 8,1 mm 0.3189 10,0 103,0 61,0 49,0 40,0 64851 8,2 mm 0.3228 10,0 103,0 61,0 49,0 40,0 64852 8,3 mm 0.3268 10,0 103,0 61,0 49,0 40,0 64853 21/64 0.3281 8.33 3/8-20 10,0 103,0 61,0 49,0 40,0 54816 8,4 mm 0.3307 10,0 103,0 61,0 49,0 40,0 64854 Q 0.3320 8.43 3/8-24 10,0 103,0 61,0 49,0 40,0 54817 8,5 mm 0.3346 M10 X 1,5 10,0 103,0 61,0 49,0 40,0 64855 8,6 mm 0.3386 10,0 103,0 61,0 49,0 40,0 64856 8,7 mm 0.3425 10,0 103,0 61,0 49,0 40,0 64857 11/32 0.3438 8.73 3/8-32 10,0 103,0 61,0 49,0 40,0 54818 8,8 mm 0.3465 M10 X 1,25 10,0 103,0 61,0 49,0 40,0 64858 8,9 mm 0.3504 10,0 103,0 61,0 49,0 40,0 64859 9,0 mm 0.3543 M10 X 1 10,0 103,0 61,0 49,0 40,0 64860 (continued on next page) www.kyocera-sgstool.com 31