Size Info

Nbeads Support
posted this on May 25, 2011 at 06:28 PM

• Inches to Millimeters
  Inches	Millimeters
  1/16 in.	1.5mm
  1/8 in.	3mm
  1/4 in	6mm
  3/8 in	9mm
  1/2 in	12mm
  5/8 in	15mm
  3/4 in	18.5mm
  7/8 in	22mm
  1 in	25mm

   

  Inches & Millimeters Comparison
  Please note that this is a close approximation. Screen resolution and monitor size will affect how you view the chart.

   

  How Many Beads Per Inch
  Bead Size	Per Inch	7"	16"	24"	32"	36"
  3mm	8.25	57	132	200	265	288
  4mm	6.25	43	100	150	200	225
  5mm	5.00	35	82	124	160	180
  6mm	4.25	28	67	100	132	153
  7mm	3.50	24	57	85	114	126
  8mm	3.25	22	50	75	100	112
  10mm	2.50	18	40	60	80	90
  12mm	2.00	15	33	50	66	72
  14mm	1.75	13	29	43	56	63
  16mm	1.50	11	25	38	50	54
  18mm	1.25	10	23	34	45	50
  20mm	1.20	8	20	29	38	43
  Please note that it allows for the length of your clasp. If you use spacer beads or mix sizes, this chart may not be accurate.

   

  Wire Gauge to Inches and Millimeters Conversion Chart
  Gauge	Inches	Millimeters
  10	0.102	2.59
  11	0.091	2.31
  12	0.081	2.06
  13	0.072	1.83
  14	0.064	1.63
  15	0.057	1.45
  16	0.052	1.32
  17	0.045	1.14
  18	0.04	1.02
  19	0.036	0.91
  20	0.032	0.81
  21	0.028	0.71
  22	0.025	0.64
  23	0.023	0.58
  24	0.02	0.51
  25	0.0179	0.455
  26	0.0159	0.404
  27	0.0142	0.361
  28	0.0126	0.32
  29	0.0113	0.287
  30	0.01	0.25
  31	0.0089	0.226
  32	0.008	0.2
  33	0.0071	0.18
  34	0.0063	0.16
  35	0.0056	0.142
  36	0.005	0.13
  37	0.0045	0.114
  38	0.004	0.1

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