lead letter 1.With PVC scaleboard 2.Include Small,Medium and Large size 3.Inside the PVC crust using in petroleum testing

lead letter 

Name	Model	Specifications (mm)	Packaging
Lead letter with magnetism	Medium	7*4*1	100/bag
General lead letter	Medium	7*4*1	100/bag
General lead letter	Large	13*9*2	100/bag
General lead letter	Small	5*3*0.8	100/bag
Large B	Large	13*1.6	100/bag

X-ray lead letter(NDT)