L1 TOLERANCES (inch) TOLERANCES (mm) L2 L4 DIAMETER D1 D2 DIAMETER D1 D2 L3 ≤.1181 +.00008/+.00047 h6 ≤3 +0,002/+0,012 h6 D1 D2 >.1181–.2362 +.00016/+.00063 h6 >3-6 +0,004/+0,016 h6 >.2362–.3937 +.00024/+.00083 h6 > 6 - 10 +0,006/+0,021 h6 145° 32° >.3937–.7087 +.00028/+.00098 h6 > 10 - 18 +0,007/+0,025 h6 >.7087–1.1811 +.00031/+.00114 h6 > 18 - 30 +0,008/+0,029 h6 Cutting Decimal Metric Tap Size Shank Overall Flute Min. Cleared Shank Ti-NAMITE-A Diameter Equivalent Equivalent Reference Diameter Length Length Length Length (AlTiN) D1 Only D2 L1 L2 L3 L4 EDP No. #5 0.2055 5.22 1/4 2-5/8 1 53/64 1-7/16 51779 Common Fractional & Metric 5,25 mm 0.2067 6,0 66,0 28,0 24,0 36,0 63169 5,3 mm 0.2087 6,0 66,0 28,0 24,0 36,0 63170 Reach #4 0.2090 5.31 1/4-24 1/4 2-5/8 1 53/64 1-7/16 51780 5,4 mm 0.2126 6,0 66,0 28,0 24,0 36,0 63750 #3 0.2130 5.41 1/4-28 1/4 2-5/8 1 53/64 1-7/16 51340 5,5 mm 0.2165 M6 X 0,5 6,0 66,0 28,0 24,0 36,0 63171 Right Spiral 7/32 0.2188 5.56 1/4-32 1/4 2-5/8 1 53/64 1-7/16 51341 5,6 mm 0.2205 6,0 66,0 28,0 24,0 36,0 63751 | #2 0.2210 5.61 1/4 2-5/8 1 53/64 1-7/16 51781 External Series 135 3xD Coolant 5,7 mm 0.2244 6,0 66,0 28,0 24,0 36,0 63752 #1 0.2280 5.79 1/4 2-5/8 1 53/64 1-7/16 51782 2 5,8 mm 0.2283 6,0 66,0 28,0 24,0 36,0 63172 5,9 mm 0.2323 6,0 66,0 28,0 24,0 36,0 63753 Flutes A 0.2340 5.94 1/4 2-5/8 1 53/64 1-7/16 51601 15/64 0.2344 5.95 1/4 2-5/8 1 53/64 1-7/16 51342 6,0 0.2362 6.00 M7 X 1 6,0 66,0 28,0 24,0 36,0 63173 B 0.2380 6.05 1/4 3-1/8 1-5/16 1-3/64 1-7/16 51602 6,1 mm 0.2402 8,0 79,0 34,0 28,0 36,0 63754 C 0.2420 6.15 1/4 3-1/8 1-5/16 1-3/64 1-7/16 51603 6,2 mm 0.2441 8,0 79,0 34,0 28,0 36,0 63755 D 0.2460 6.25 1/4 3-1/8 1-5/16 1-3/64 1-7/16 51604 6,25 mm 0.2461 M7 X 0,75 8,0 79,0 34,0 28,0 36,0 63174 6,3 mm 0.2480 8,0 79,0 34,0 28,0 36,0 63756 1/4 0.2500 6.35 1/4 3-1/8 1-5/16 1-3/64 1-7/16 51343 E 0.2500 6.35 1/4 3-1/8 1-5/16 1-3/64 1-7/16 51605 6,4 mm 0.2520 8,0 79,0 34,0 28,0 36,0 63175 6,5 mm 0.2559 8,0 79,0 34,0 28,0 36,0 63213 F 0.2570 6.53 5/16-18 5/16 3-1/8 1-5/16 1-3/64 1-7/16 51344 6,6 mm 0.2598 8,0 79,0 34,0 28,0 36,0 63757 G 0.2610 6.63 5/16 3-1/8 1-5/16 1-3/64 1-7/16 51606 6,7 mm 0.2638 8,0 79,0 34,0 28,0 36,0 63758 17/64 0.2656 6.75 5/16-20 5/16 3-1/8 1-5/16 1-3/64 1-7/16 51345 H 0.2660 6.76 5/16 3-1/8 1-5/16 1-3/64 1-7/16 51607 6,8 mm 0.2677 M8 X 1,25 8,0 79,0 34,0 28,0 36,0 63176 6,9 mm 0.2717 8,0 79,0 34,0 28,0 36,0 63759 I 0.2720 6.91 5/16-24 5/16 3-1/8 1-5/16 1-3/64 1-7/16 51346 7,0 mm 0.2756 M8 X 1 8,0 79,0 34,0 28,0 36,0 63177 J 0.2770 7.04 5/16 3-1/8 1-5/16 1-3/64 1-7/16 51608 7,1 mm 0.2795 8,0 79,0 41,0 34,0 36,0 63760 K 0.2810 7.14 5/16 3-1/8 1-9/16 1-3/16 1-7/16 51609 9/32 0.2812 7.14 5/16-32 5/16 3-1/8 1-9/16 1-3/16 1-7/16 51347 (continued on next page) 8 www.kyocera-sgstool.com