U.S. to Metric Conversion Table

 

Metric	Approximate U.S. (nearest 1/32)	Metric	Approximate U.S. (nearest 1/16)	Metric	Approximate U.S. (nearest 1/16)
2mm	3/32	35mm	1-3/8	100mm	3-15/16
2.5mm	3/32	40mm	1-9/16	110mm	4-5/16
3mm	1/8	45mm	1-3/4	120mm	4-3/4
4mm	5/32	50mm	2	130mm	5-1/8
5mm	3/16	55mm	2-3/16	140mm	5-1/2
6mm	1/4	60mm	2-3/8	150mm	5-7/8
8mm	5/16	65mm	2-9/16	160mm	6-6/16
10mm	13/32	70mm	2-3/4	170mm	6-11/16
12mm	15/32	75mm	2-15/16	180mm	7-1/16
16mm	5/8	80mm	3-1/8	190mm	7-1/2
20mm	25/32	85mm	3-3/8	200mm	7-7/8
25mm	1	90mm	3-9/16
30mm	1-3/16	95mm	3-3/4