Its material: carbon steel
Its surface: zinc plated
Its size:

NO.	Diameter (d)	Inside Length (t)	Outside Width (b)	Breaking Load	Weight Per 100M
	MM	MM	MM	KG	KG
14	1.4	20	6.5	16	4.2
16	1.6	23	7	22	6
20	1.8	26.5	8	30	7.3
22	2	28	9	40	9
25	2.2	31	10	50	11
27	2.5	35	11	70	14
30	2.8	39	12.5	90	17
32	3.1	41	14	120	21
35	3.4	44	15.5	140	26
40	3.8	46	17	160	34
45	4.2	52	19	170	41
50	4.6	58	20.5	180	50
55	5	60	22.5	190	57