Detailed Product Description

metal binding coil/spiral binding ring/ring binder clip

item name: binding coil

material: iron/metal

color: various. red, black, white, etc. can be customerized

size: different sizes available according to different needs

single ring, double ring for choose

metal binding coil/meta binding spiral coil/double ring coil

inner diameters vary from 6mm to 51mm

 spiral binding coils also available

metal single-ring coil				plastic single-ring coil
inner diameter		MAX binding thickness	loop distance	inner diameter		MAX binding thickness	loop distance
inch	MM	MM	MM	inch	MM	MM	MM
1/4	6.4	3.4	68	1/4	6.4	1.27	58
5/16	7.9	4.9		5/16	7.9
3/8	9.5	6.5		3/8	9.5	1.57
7/16	11.1	8.1		7/16	11.1
1/2	12.7	9.7		1/2	12.7	1.78
9/16	14.3	11.3		9/16	14.3
5/8	15.9	12.9		5/8	15.9
3/4	19.1	15.1		3/4	19.1
7/8	22.2	18.2		7/8	22.2	2.29
1	25.4	20.4		1	25.4
1-1/4	31.8	25.8		1-1/4	31.8	3.0
1-1/2	38.1	32.1		1-1/2	38.1
2	50.8	42.8		2	50.8
Taoyuan statioenry Tel:0769-87189558/87120660/13713339038