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. 1/64 0.0156 0.40 1/8 1-1/2 1/8 5/64 1 51752* Common Fractional & Metric 1/32 0.0312 0.79 1/8 1-1/2 1/4 3/16 1 51269* 3/64 0.0469 1.19 1/16-64 1/8 1-1/2 3/8 5/16 1 51270* Reach 1,25 mm 0.0492 3,0 38,0 9,5 8,0 25,0 64500* 1,45 mm 0.0571 3,0 38,0 9,5 8,0 25,0 64501* #53 0.0595 1.51 1/8 1-1/2 3/8 5/16 1 64502* 1/16 0.0625 1.59 5/64-60 1/8 2 7/16 3/8 1-1/4 51271* Right Spiral 1,6 mm 0.0630 3,0 50,0 11,0 9,0 32,0 64503* 1,75 mm 0.0689 3,0 50,0 11,0 9,0 32,0 64504* |  #50 0.0700 1.78 1/8 2 7/16 3/8 1-1/4 64505* External Series 135 3xD  Coolant 5/64 0.0781 1.98 1/8 2 1/2 7/16 1-1/4 51272* #47 0.0785 1.99 1/8 2 1/2 7/16 1-1/4 64506* 2 2,05 mm 0.0807 3,0 50,0 12,0 11,0 32,0 64507* #46 0.0810 2.06 1/8 2 1/2 7/16 1-1/4 64508* Flutes #43 0.0890 2.26 1/8 2 1/2 7/16 1-1/4 64509* #42 0.0935 2.37 1/8 2 1/2 7/16 1-1/4 64510* 3/32 0.0938 2.38 1/8-32 1/8 2 1/2 7/16 1-1/4 51273 #40 0.0980 2.49 1/8 2 9/16 1/2 1-1/4 51274 2,5 mm 0.0984 3,0 50,0 14,0 12,0 32,0 64511 #39 0.0995 2.53 1/8 2 9/16 1/2 1-1/4 51753 #38 0.1015 2.58 5-40 1/8 2 9/16 1/2 1-1/4 51754 #37 0.1040 2.64 5-44 1/8 2 9/16 1/2 1-1/4 51755 #36 0.1065 2.71 6-32 1/8 2 9/16 1/2 1-1/4 51756 7/64 0.1094 2.78 1/8 2 5/8 9/16 1-1/4 51275 #35 0.1100 2.79 1/8 2 5/8 9/16 1-1/4 51276 #34 0.1110 2.82 1/8 2 5/8 9/16 1-1/4 51277 #33 0.1130 2.87 6-40 1/8 2 5/8 9/16 1-1/4 51757 2,9 mm 0.1142 3,0 50,0 16,0 14,0 32,0 64512 #32 0.1160 2.95 1/8 2 5/8 9/16 1-1/4 51758 3,0 mm 0.1181 6,0 62,0 20,0 17,0 36,0 63155 #31 0.1200 3.05 1/8 2 5/8 9/16 1-1/4 51759 3,1 mm 0.1220 6,0 62,0 20,0 17,0 36,0 63741 1/8 0.1250 3.18 1/4 2-1/2 3/4 21/32 1-7/16 51330 3,2 mm 0.1260 M3,5 X 0,35 6,0 62,0 20,0 17,0 36,0 63156 #30 0.1285 3.26 1/4 2-1/2 3/4 21/32 1-7/16 51278 3,3 mm 0.1299 M4 X 0,7 6,0 62,0 20,0 17,0 36,0 63157 3,4 mm 0.1339 6,0 62,0 20,0 17,0 36,0 63158 #29 0.1360 3.45 8-32,8-36 1/4 2-1/2 3/4 21/32 1-7/16 51331 3,5 mm 0.1378 M4 X 0,5 6,0 62,0 20,0 17,0 36,0 63159 #28 0.1405 3.57 8-40 1/4 2-1/2 3/4 21/32 1-7/16 51760 9/64 0.1406 3.57 1/4 2-1/2 3/4 21/32 1-7/16 51332 3,6 mm 0.1417 M4 X 0,35 6,0 62,0 20,0 17,0 36,0 63160 *Single Margin (continued on next page) 6 www.kyocera-sgstool.com