|
|
|
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B& S Metal Gauge
|
Ideal Blade Size
|
Drill Bit #
|
|
26 (0.4 mm)
|
8/0
|
80
|
|
24-26 (0.5-0.4 mm)
|
7/0,
6/0
|
80, 79
|
|
22-24 (0.6-0.5 mm)
|
5/0
|
78
|
|
22 (0.6 mm)
|
3/0
|
76
|
|
20-22 (0.8-0.6 mm)
|
2/0, 1/0
|
75, 73
|
|
18-20 (1.0-0.8 mm)
|
1/0, 2/0
|
71, 70
|
|
16-18 (1.3-1.0 mm)
|
3,4
|
68, 67
|
|
14-16 (1.6-1.3 mm)
|
5
|
65
|
|
12-16 (2.1-1.3 mm)
|
6
|
58
|
|
12-14 (2.1-1.6 mm)
|
7
|
57
|
|
12 (2.1 mm)
|
8
|
55
|
|
|
|
|
|
|
Millimeter to Inches
|
|
2mm
|
5/64"
|
16mm
|
5/8"
|
|
3mm
|
1/8"
|
18mm
|
3/4"
|
|
4mm
|
5/32"
|
20mm
|
25/32"
|
|
5mm
|
13/64"
|
22mm
|
7/8"
|
|
6mm
|
1/4"
|
25mm
|
1"
|
|
8mm
|
5/16"
|
28mm
|
1 1/18"
|
|
10mm
|
3/8"
|
30mm
|
1 1/4"
|
|
12mm
|
1/2"
|
35mm
|
1 3/8"
|
|
14mm
|
35/65"
|
40mm
|
15/8"
|
|
|
|
|
|
|
Seed Bead Size Chart
|
|
6/0
|
3.7mm
|
0.145"
|
|
7/0
|
3.4mm
|
0.134"
|
|
8/0
|
3.0mm
|
0.118"
|
|
9/0
|
2.6mm
|
0.102"
|
|
10/0
|
2.3mm
|
0.091"
|
|
11/0
|
2.2mm
|
0.087"
|
|
12/0
|
1.9mm
|
0.074"
|
|
14/0
|
1.6mm
|
0.063"
|
|
15/0
|
1.5mm
|
0.059"
|
|
|
