6 in 1 Touch Screen Stylus Ballpoint Pen with Level Ruler Screwdriver Multi-tool. Mounting Cut Hole: 8mm. Black Plastic M4/M5/M6 M8/M10/M12 Head Clamping Nuts Knob Thread Ball Shaped. 64 Kinds Plastic Shaft Single Double Layer Crown Worm Gears Cog Wheels.
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