M5 M6 M8 Male Thread OD 25mm 30mm 35mm 40mm 50mm Length 40mm Head Diameter Four Star Screw On Thumb Handle Clamping Grip Knob

M5 M6 M8 Male Thread OD 25mm 30mm 35mm 40mm 50mm Length 40mm Head Diameter Four Star Screw On Thumb Handle Clamping Grip Knob

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