DRILL SELECTION CHART
size 0.10 to 1.99
size 2.00 to 3.99
size 4.00 to 5.95
size 6.00 to 9.92
> size 10.00 to 19.84
size 20.00 to 25.40
Drill Size
mm Equiv*
Decimal Inches Equiv*
Metric
Fractional
Gauge
10.00
.3937
X
10.08
.3970
10.20
.4016
Y
10.26
.4040
13/32
10.32
.4062
Z
10.49
.4130
10.50
.4134
27/64
10.72
.4219
10.80
.4252
11.00
.4331
7/16
11.11
.4375
11.20
.4409
11.50
.4528
29/64
11.51
.4531
11.80
.4646
15/32
11.91
.4688
12.00
.4724
12.20
.4803
31/64
12.30
.4844
12.50
.4921
1/2
12.70
.5000
12.80
.5039
13.00
.5118
33/64
13.10
.5156
13.20
.5197
17/32
13.49
.5312
13.50
.5315
13.80
.5433
35/64
13.89
.5469
14.00
.5512
14.25
.5610
9/16
14.29
.5612
14.50
.5709
37/64
14.68
.5781
14.75
.5807
15.00
.5906
19/32
15.08
.5937
15.25
.6004
39/64
15.48
.6094
15.50
.6102
15.75
.6201
5/8
15.88
.6250
16.00
.6299
41/64
16.27
.6406
16.50
.6496
21/32
16.67
.6562
17.00
.6693
43/64
17.07
.6719
11/16
17.46
.6875
17.50
.6890
45/64
17.86
.7031
18.00
.7087
23/32
18.26
.7187
18.50
.7284
47/64
18.65
.7344
19.00
.7480
3/4
19.05
.7500
49/64
19.45
.7656
19.50
.7677
25/32
19.84
.7812
size 10.00 to 19.84
Please note : Tradezone Ltd accepts no liability for any loss or damage either direct or consequential aising out of or in relation to the use or application of the information or products referred to herein.
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