
2
TOLERANCES (inch)
| ≤.1181DIAMETER |
| D1 = +.00008/+.00047 D2 =h6 |
| >.1181–.2362DIAMETER D1 = +.00016/+.00063 D2 =h6 |
| • Double margin design improves accuracy and | CUTTING DIAMETER | DECIMAL EQUIV. | METRIC EQUIV. | TAP SIZE REFERENCE ONLY | SHANK DIAMETER | OVERALL LENGTH | FLUTE LENGTH | CLEARED LENGTH | SHANK LENGTH | Ti-NAMITE-A (AlTiN) |
| surface finish along with idhf | D1 | | | | D2 | L1 | L2 | L3 | L4 | EDP NO. |
| ncrease strengt or aggressive drilling | 5,4 mm | 0.2126 | | | 6,0 | 82,0 | 44,0 | 35,0 | 36,0 | 64125 |
| • Specialized self- | #3 | 0.2130 | 5.41 | 1/4-28 | 1/4 | 3-1/4 | 1-3/4 | 1-37/64 | 1-7/16 | 51509 |
| centering notched point | 5,5 mm | 0.2165 | | M6 X 0,5 | 6,0 | 82,0 | 44,0 | 35,0 | 36,0 | 64126 |
| eliminates the need for spot drilling decreasing | 7/32 | 0.2188 | 5.56 | 1/4-32 | 1/4 | 3-1/4 | 1-3/4 | 1-37/64 | 1-7/16 | 51510 |
| thrust and deflection | 5,6 mm | 0.2205 | | | 6,0 | 82,0 | 44,0 | 35,0 | 36,0 | 64127 |
| • Engineered edge | #2 | 0.2210 | 5.61 | | 1/4 | 3-1/4 | 1-3/4 | 1-37/64 | 1-7/16 | 52335 |
| protection improves edge strength and reduces | 5,7 mm | 0.2244 | | | 6,0 | 82,0 | 44,0 | 35,0 | 36,0 | 64128 |
| edge fatigue allowing for | #1 | 0.2280 | 5.79 | | 1/4 | 3-1/4 | 1-3/4 | 1-37/64 | 1-7/16 | 52336 |
| increased feed rates • Recommended for | 5,8 mm | 0.2283 | | | 6,0 | 82,0 | 44,0 | 35,0 | 36,0 | 64129 |
| materials ≤ 56 HRc | 5,9 mm | 0.2323 | | | 6,0 | 82,0 | 44,0 | 35,0 | 36,0 | 64130 |
| (≤ 577 Bhn) | A | 0.2340 | 5.94 | | 1/4 | 3-1/4 | 1-3/4 | 1-37/64 | 1-7/16 | 52337 |
| 15/64 | 0.2344 | 5.95 | | 1/4 | 3-1/4 | 1-3/4 | 1-37/64 | 1-7/16 | 51591 |
| 6,0 mm | 0.2362 | | M7 X 1 | 6,0 | 82,0 | 44,0 | 35,0 | 36,0 | 64131 |
| B | 0.2380 | 6.05 | | 1/4 | 3 5/8 | 2-5/64 | 1-51/64 | 1-7/16 | 52338 |
| 6,1 mm | 0.2402 | | | 8,0 | 91,0 | 53,0 | 43,0 | 36,0 | 64132 |
| C | 0.2420 | 6.15 | | 1/4 | 3 5/8 | 2-5/64 | 1-51/64 | 1-7/16 | 52339 |
| 6,2 mm | 0.2441 | | | 8,0 | 91,0 | 53,0 | 43,0 | 36,0 | 64133 |
| D | 0.2460 | 6.25 | | 1/4 | 3 5/8 | 2-5/64 | 1-51/64 | 1-7/16 | 52340 |
| 6,25 mm | 0.2461 | | M7 X 0,75 | 8,0 | 91,0 | 53,0 | 43,0 | 36,0 | 64134 |
| 6,3 mm | 0.2480 | | | 8,0 | 91,0 | 53,0 | 43,0 | 36,0 | 64135 |
| 1/4 | 0.2500 | 6.35 | | 1/4 | 3-5/8 | 2-5/64 | 1-51/64 | 1-7/16 | 51511 |
| 6,4 mm | 0.2520 | | | 8,0 | 91,0 | 53,0 | 43,0 | 36,0 | 64136 |
| 6,5 mm | 0.2559 | | | 8,0 | 91,0 | 53,0 | 43,0 | 36,0 | 64137 |
| F | 0.2570 | 6.53 | 5/16-18 | 5/16 | 3-5/8 | 2-5/64 | 1-51/64 | 1-7/16 | 51512 |
| 6,6 mm | 0.2598 | | | 8,0 | 91,0 | 53,0 | 43,0 | 36,0 | 64138 |
| G | 0.2610 | 6.63 | | 5/16 | 3 5/8 | 2 5/64 | 1 51/64 | 1 7/16 | 52341 |
| 6,7 mm | 0.2638 | | | 8,0 | 91,0 | 53,0 | 43,0 | 36,0 | 64139 |
| 17/64 | 0.2656 | 6.75 | 5/16-20 | 5/16 | 3-5/8 | 2-5/64 | 1-51/64 | 1-7/16 | 51513 |
| H | 0.2660 | 6.76 | | 5/16 | 3-5/8 | 2-5/64 | 1-51/64 | 1-7/16 | 52342 |
| 6,8 mm | 0.2677 | | M8 X 1,25 | 8,0 | 91,0 | 53,0 | 43,0 | 36,0 | 64140 |
| 6,9 mm | 0.2717 | | | 8,0 | 91,0 | 53,0 | 43,0 | 36,0 | 64141 |
| I | 0.2720 | 6.91 | 5/16-24 | 5/16 | 3-5/8 | 2-5/64 | 1-51/64 | 1-7/16 | 51514 |
| 7,0 mm | 0.2756 | | M8 X 1 | 8,0 | 91,0 | 53,0 | 43,0 | 36,0 | 64142 |
| J | 0.2770 | 7.04 | | 5/16 | 3 5/8 | 2-5/64 | 1-51/64 | 1-7/16 | 52343 |
| 7,1 mm | 0.2795 | | | 8,0 | 91,0 | 53,0 | 43,0 | 36,0 | 64143 |
| K | 0.2810 | 7.14 | | 5/16 | 3 5/8 | 2-5/64 | 1-51/64 | 1-7/16 | 52344 |
| 9/32 | 0.2812 | 7.14 | 5/16-32 | 5/16 | 3-5/8 | 2-5/64 | 1-51/64 | 1-7/16 | 51515 |
| 7,2 mm | 0.2835 | | | 8,0 | 91,0 | 53,0 | 43,0 | 36,0 | 64144 |
| >.2362–.3937DIAMETER D1 = +.00024/+.00083 D2 =h6 |
| >.3937–.7087DIAMETER D1 = +.00028/+.00098 |
| D2 =h6 |
| >.7087–1.1811 DIAMETER D1 = +.00031/+.00114 D2 =h6 |
| TOLERANCES(mm) |
| ≤3DIAMETER D1 = +0,002/+0,012 D2 =h6 |
| >3–6DIAMETER |
| D1 = +0,004/+0,016 D2 =h6 |
| >6–10DIAMETER |
| D1 = +0,006/+0,021 D2 =h6 |
| >10–18DIAMETER |
| D1 = +0,007/+0,025 D2 =h6 |
| >18–30DIAMETER D1 = +0,008/+0,029 D2 =h6 |
| STEELS |
| STAINLESS STEELS |
| CAST IRON |
| HIGH TEMP ALLOYS |
| TITANIUM |
| NON-FERROUS HARDENED STEELS |
continued on next page www.ksptpatents.com