Thumb Tip Type (Grease Marker 4 mm.) Vernet | Magic Trick

Thumb Tip Type (Grease Marker 4 mm.). Vernet | Magic Trick. Thumb Tip Type- 4 mm. Thumb Tip Type- 2 mm. pencil lead. You can write letters, numbers, check marks, etc.surreptitiously, in front of the audience, giving the impression that it was written well before the event or effect.

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