C131 Round squirrel hair brush
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...squirrel hair brush Purpose Dip copper or aluminium metallic powders to sweep and develop latent fingerprint. The round squirrel hair brush is used to develop latent single fingerprint. Features The squirrel hair is soft and flexible, which is non-damaging to fingerprint ridges and easy to remove excess powders from the valley. Method Dip copper or aluminium metallic powders with the squirrel hair brush, put the brush hair......
Langfang Danmei security equipment Co., Ltd.
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