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NU Blak No. 82 permanent cold oxidation in gel op. 50 g - Blackfast method. For spotting on worn or damaged parts of the weapon. Gives a black matte shade to the steel surface. The blackening process does not affect the size of the oxidized object.

Modern, long-lasting Nu-Blak cold oxidation liquid 50 ml. For spotting on worn or damaged parts of the weapon. Oxidation gives the steel surface a black matte shade. The blackening process does not affect the size of the oxidized object.

NU Blak No. 82 permanent cold oxidation in gel op. 25 g - Blackfast method. For spotting on worn or damaged parts of the weapon. Gives a black matte shade to the steel surface. The blackening process does not affect the size of the oxidized object.