1.ABS case,Rubber sleeve is wrapped shell. 2.Durable in use. 3.Environmental protection.

1.ABS Case is enough thickness and hardness, more durable.

2.one brake.

3.Material of blade is 50# carbon steel, 0.1mm thickness.(It  depends on  customer's requirement).

4.Spring is enough long and elastic,65# manganese steel material,toughness is very good.

5.Blade  Graduations:metric Graduation,British-metric Graduation,british Graduation.

size and packaging as following:
size of blade	Qty(pcs/ctn)	G./N.W.(KG)	size of ctn(cm)
3m/10ft×19mm	180	20/19	38×20×42
5m/16ft×19mm	120	23/22	43×22.5×32
5m/16ft×25mm	120	27/26	49×22.5×31
7.5m/25ft×25mm	96	32/31	38×27×36
10m/33ft×25mm	80	34/33	42×20×38

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high quality steel measuring tape