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Drill Chart imperial/metric

April 11, 2012, 10:55 pm
FRACTION INCH NUMBER SIZE LETTER SIZE DECIMAL METRIC DECIMAL INCHES
FRACTION INCH NUMBER SIZE LETTER SIZE DECIMAL METRIC DECIMAL INCHES
  80     0.0135
  79     0.0145
1/64       0.0156
  78     0.0160
  77     0.0180
      0.5 0.0197
  76     0.0200
  75     0.0210
  74     0.0225
  73     0.0240
  72     0.0250
  71     0.0260
  70     0.0280
  69     0.0292
      0.75 0.0295
  68     0.0310
1/32       0.0312
  67     0.0320
  66     0.0330
  65     0.0350
  64     0.0360
  63     0.0370
  62     0.0380
  61     0.0390
      1 0.0394
  60     0.0400
  59     0.0410
  58     0.0420
  57     0.0430
  56     0.0465
3/64       0.0469
      1.25 0.0492
  55     0.0520
  54     0.0550
      1.5 0.0591
  53     0.0595
1/16       0.0625
  52     0.0635
  51     0.0670
      1.75 0.0689
  50     0.0700
  49     0.0730
  48     0.0760
5/64       0.0781
  47     0.0785
      2 0.0787
  46     0.0810
  45     0.0820
  44     0.0860
      2.25 0.0886
  43     0.0890
  42     0.0935
3/32       0.0938
  41     0.0960
  40     0.0980
      2.5 0.0984
  39     0.0995
  38     0.1015
  37     0.1040
  36     0.1065
      2.75 0.1083
7/64       0.1094
  35     0.1100
  34     0.1110
  33     0.1130
  32     0.1160
      3 0.1181
  31     0.1200
1/8       0.1250
      3.25 0.1280
  30     0.1285
  29     0.1360
      3.5 0.1378
  28     0.1405
9/64       0.1406
  27     0.1440
  26     0.1470
      3.75 0.1476
  25     0.1495
  24     0.1520
  23     0.1540
5/32       0.1562
  22     0.1570
      4 0.1575
  21     0.1590
  20     0.1610
  19     0.1660
      4.25 0.1673
  18     0.1695
11/64       0.1719
  17     0.1730
  16     0.1770
      4.5 0.1772
  15     0.1800
  14     0.1820
  13     0.1850
      4.75 0.1870
3/16       0.1875
  12     0.1890
  11     0.1910
  10     0.1935
  9     0.1960
      5 0.1969
  8     0.1990
  7     0.2010
13/64       0.2031
  6     0.2040
  5     0.2055
      5.25 0.2067
  4     0.2090
  3     0.2130
      5.5 0.2165
7/32       0.2188
  2     0.2210
      5.75 0.2264
  1     0.2280
    A   0.2340
15/64       0.2344
      6 0.2362
    B   0.2380
    C   0.2420
    D   0.2460
      6.25 0.2461
1/4   E   0.2500
      6.5 0.2559
    F   0.2570
    G   0.2610
17/64       0.2656
      6.75 0.2657
    H   0.2660
    I   0.2720
      7 0.2756
    J   0.2770
    K   0.2810
9/32       0.2812
      7.25 0.2854
    L   0.2900
    M   0.2950
      7.5 0.2953
19/64       0.2969
    N   0.3020
      7.75 0.3051
5/16       0.3125
      8 0.3150
    O   0.3160
    P   0.3230
      8.25 0.3248
21/64       0.3281
    Q   0.3320
      8.5 0.3346
    R   0.3390
11/32       0.3438
      8.75 0.3445
    S   0.3480
      9 0.3543
    T   0.3580
23/64       0.3594
      9.25 0.3642
    U   0.3680
      9.5 0.3740
3/8       0.3750
     V   0.3770
      9.75 0.3839
    W   0.3860
25/64       0.3906
      10 0.3937
    X   0.3970
    Y   0.4040
13/32       0.4063
    Z   0.4130
      10.5 0.4134
27/64       0.4219
      11 0.4331
7/16       0.4375
      11.5 0.4528
29/64       0.4531
15/32       0.4688
      12 0.4724
31/64       0.4844
      12.5 0.4921
1/2       0.5000
      13 0.5118
33/64       0.5156
17/32       0.5312
      13.5 0.5315
35/64       0.5469
      14 0.5512
9/16       0.5625
      14.5 0.5709
37/64       0.5781
      15 0.5906
19/32       0.5938
39/64       0.6094
      15.5 0.6102
5/8       0.6250
      16 0.6299
41/64       0.6406
      16.5 0.6496
21/32       0.6562
      17 0.6693
43/64       0.6719
11/16       0.6875
      17.5 0.6890
45/64       0.7031
      18 0.7087
23/32       0.7188
      18.5 0.7283
47/64       0.7344
      19 0.7480
3/4       0.7500
49/64       0.7656
      19.5 0.7677
25/32       0.7813
      20 0.7874
 51/64       0.7969
      20.5 0.8071
13/16       0.8125
      21 0.8268
53/64       0.8281
27/32       0.8438
      21.5 0.8465
55/64       0.8594
      22 0.8661
7/8       0.8750
      22.5 0.8858
57/64       0.8906
      23 0.9055
29/32       0.9062
59/64       0.9219
      23.5 0.9252
15/16       0.9375
      24 0.9449
61/64       0.9531
      24.5 0.9646
31/32       0.9688
      25 0.9843
63/64       0.9844
1       1.0000

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Attached file: icon_drill.png

Metric Tap Drill Chart

March 27, 2012, 12:34 am
Tap size Tap Drill
(mm)
Tap Drill
(inch)
Clearance
(mm)
Clearance
(inch)
Tap size Tap Drill
(mm)
Tap Drill
(inch)
Clearance
(mm)
Clearance
(inch)
M1.6x0.35 1.25 #55 1.8 #49
M2x0.4 1.60 #52 2.4 #41
M2.5x0.45 2.05 #46 2.9 #32
M3x.05 2.50 #39 3.4 #29
M3.5x0.6 2.90 #32 3.9 #23
M4x0.7 3.30 #30 4.5 #16
M5x0.8 4.20 #19 5.5 7/32
M6x1 5.0 #8 6.6 G
M8x1.25 6.8 H 9.0 T
M8x1 7.0 J 9.0 T
M10x1.5 8.5 R 12.0 31/64
M10x1.25 8.8 11/32 12.0 31/64
M12x1.75 10.2 13/32 14.0 35/64
M12x1.25 10.8 27/64 14.0 35/64
M14x2 12.0 15/32 16.0 5/8
M14x1.5 12.5 1/2 16.0 5/8
M16x2 14.0 35/64 18.0 45/64
M16x1.5 14.5 37/64 18.0 45/64
M18x2.5 15.5 39/64 20.0 51/64
M18x1.5 16.5 21/32 20.0 51/64
M20x2.5 17.5 11/16 22.0 7/8
M20x1.5 18.5 47/64 22.0 7/8
M22x2.5 19.5 49/64 25.0 1
M22x1.5 20.5 13/16 25.0 1
M24x3 21.0 53/64 27.0 1-5/64
M24x2 22.0 7/8 27.0 1-5/64
M27x3 24.0 15/16 30.0 1-3/16
M27x2 25.0 1 30.0 1-3/16

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Attached file: icon_tap_m.png

Imperial Tap Drill Chart

March 25, 2012, 3:31 pm
No or Dia. TPI Min. Dia. Maj. Dia. Drill Size Decimal Clear Hole Decimal
No or Dia. TPI Min. Dia. Maj. Dia. Drill Size Decimal Clear Hole Decimal
0 80 .0447 .0600 3/64 .0469 50 .0700
1 64 .0538 .0730  53 .0595 46 .0810
72 .0560 53 .0595
2 56 .0641 .0860  50 .0700 41 .0960
64 .0668 50 .0700
3 48 .0734 .0990  47 .0785 35 .1100
56 .0771 45 .0820
4 40 .0813 .1120  43 .0890 30 .1285
48 .0864 42 .0935
5 40 .0943 .1250  38 .1015 29 .1360
44 .0971 37 .1040
6 32 .0997 .1380  36 .1065 25 .1495
40 .1073 33 .1130
8 32 .1257 .1640  29 .1360 16 .1770
36 .1299 29 .1360
10 24 .1389 .1900  25 .1495 7 .2010
32 .1517 21 .1590
12 24 .1649 .2160   16 .1770 1 .2280
28 .1722 14 .1820
32 .1777 13 .1850
1/4 20 .1887 .2500   7 .2010 H .2660
28 .2062 3 .2130
32 .2117 7/32 .2188
5/16 18 .2443 .3125   F .2570 Q .3320
24 .2614 I .2720
32 .2742 9/32 .2812
3/8 16 .2983 .3750   5/16 .3125 X .3970
24 .3239 Q .3320
32 .3367 11/32 .3438
7/16 14 .3499 .4375   U .3680 15/32 .4687
20 .3762 25/64 .3906
28 .3937 Y .4040
1/2 13 .4056 .5000   27/64 .4219 17/32 .5312
20 .4387 29/64 .4531
28 .4562 15/32 .4688
9/16 12 .4603 .5625   31/64 .4844 19/32 .5938
18 .4943 33/64 .5156
24 .5114 33/64 .5156
5/8 11 .5135 .6250   17/32 .5312 21/32 .6562
18 .5568 37/64 .5781
24 .5739 37/64 .5781
11/16 24 .6364 .6875 41/64 .6406 23/32 .7188
3/4 10 .6273 .7500   21/32 .6562 25/32 .7812
16 .6733 11/16 .6875
20 .6887 45/64 .7031
1-3/16 20 .7512 .8125 49/64 .7656 27/32 .8438
7/8 9 .7387 .8750   49/64 .7656 29/32 .9062
14 .7874 13/16 .8125
20 .8137 53/64 .8281
15/16 20 .8762 .9375 57/64 .8906 31/32 .9688
1 8 .8466 1.000   7/8 .8750 1-1/32 1.0313
12 .8978 15/16 .9375
20 .9387 61/64 .9531
1-1/16 18 .9943 1.0625 1.000 1.000 1-3/32 1.0938
1-1/8 7 .9497 1.1250   63/64 .9844 1-5/32 1.1562
12 1.0228 1-3/64 1.0469
18 1.0568 1-1/16 1.0625
1-3/16 18 1.1193 1.1875 1-1/8 1.1250 1-7/32 1.2188
1-1/4 7 1.0747 1.2500   1-7/64 1.1094 1-9/32 1.2812
12 1.1478 1-11/64 1.1719
18 1.1818 1-3/16 1.1875
1-5/16 18 1.2443 1.3125 1-1/4 1.2500 1-11/32 1.3438
1-3/8 6 1.1705 1.3750   1-7/32 1.2187 1-13/32 1.4062
12 1.2728 1-19/64 1.2969
18 1.3068 1-5/16 1.3125
1-7/16 18 1.3693 1.4375 1-3/8 1.3750 1-15/32 1.4688
1-1/2 6 1.2955 1.500   1-11/32 1.3437 1-17/32 1.5312
12 1.3978 1-27/64 1.4219
18 1.4318 1-7/16 1.4375
1-9/16 18 1.4943 1.5625 1-12 1.500 1-19/32 1.5938
1-5/8 18 1.5568 1.625 1-9/16 1.5625 1-21/32 1.6562
1-11/16 18 1.6193 1.6875 1-5/8 1.6250 1-23/32 1.7188
1-3/4 5 1.5046 1.750 1-9/16 1.5625 1-25/32 1.7812

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Attached file: icon_drill.png

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