Measureing Chart
captive bead ring The size of a captive bead ring is measured in a straight line across the center, inside the ring circular horse shoe barbell the size of a circular horse shoe barbell is measured in a straight line across the center, inside the ring.
Labret Monroe stubThe shaft length of the Labret Monroe stub is measured in a strait line between the ball and the base.n The length of the Strait Barbell is measured in a strait line between the end of balls.
The size of the Curved Barbell is measured in a strait line across the center, in between the ball ends. The Gauge is measured by the thickness.e

Millimeter to inch conversion chart
1mm just over 1/32 inch
2mm just over 1/16 inch
3mm almost 1/8 inch
4mm 5/32 inch (a bit over 1/8 inch)
5mm just over 3/16 inch
6mm almost 1/4 inch
7mm almost 9/32 inch (a bit over 1/4 inch)
8mm 5/16 inch
9mm almost 3/8 inch
10mm just over 3/8 inch
11mm almost 7/16 inch
12mm almost 15/32 inch almost 1/2 inch)
13mm just over 1/2 inch
14mm almost 9/16 inch
15mm almost 19/32 inch
16mm 5/8 inch
17mm almost 11/16 inch
18mm just over 11/16 inch
19mm 3/4 inch
20mm 25/32 inch
21mm just over 13/16 inch
22mm almost 7/8 inch
23mm 29/32 inch
24mm just over 15/16 inch
25mm almost 1 inch
30mm 1 1/4

Gage to millimeter conversion chart
Gauge Millimeters
18G 1.0mm
16G 1.2mm
14G 1.6mm
12G 2.0mm
10G 2.5mm
8G 3.0mm
6G 4.0mm
4G 5.0mm
2G 6.0mm
0G 8.0mm
00G 10.0mm
7/16″ 11.0mm
1/2″ 12.0mm
9/16″ 14.0mm
5/8″ 16.0mm
3/4″ 19.0mm
7/8″ 22.0mm
1″ 25.0mm

Decimal to Fraction
Decimal Fraction
.015625 1/64
.03125 1/32
.046875 3/64
.0625 1/16
.078125 5/64
.09375 3/32
.109375 7/64
.125 1/8
.140625 9/64
.15625 5/32
.171875 11/64
.1875 3/16
.203125 13/64
.21875 7/32
.234375 15/64
.25 1/4
.265625 17/64
.28125 9/32
.296875 19/64
.3125 5/16
.328125 21/64
.34375 11/32
.359375 23/64
.375 3/8
.390625 25/64
.40625 13/32
.421875 27/64
.4375 7/16
.453125 29/64
.46875 15/32
.484375 31/64
.50 1/2
.515625 33/64
.53125 17/32
.546875 35/64
.5625 9/16
.578125 37/64
.59375 19/32
.609375 39/64
.625 5/8
.640625 41/64
.65625 21/32
.67185 43/64
.6875 11/16
.703125 45/64
.71875 23/32
.734375 47/64
.75 3/4
.765625 49/64
.78125 25/32
.796875 51/64
.8125 13/16
.828125 53/64
.84375 27/32
.859375 55/64
.875 7/8
.890625 57/64
.90625 29/32
.921875 59/64
.9375 15/16
.953125 61/64
.96875 31/32
.984375 63/64
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