Round Knurled Male Threaded Plastic Thumbwheels or Male Threaded Round Male Knurled Plastic Thumbwheels, Round Hand Wheels, Serrated Edge Handwheels, Plastic Male Thumbwheels, Threaded Plastic Knobs, Male Thumb Wheels, Male Thread Hand Wheels, M4 Handwheels and M10 Round Handwheels. The Dimensions we refer to are firstly the approximate Grip Diameter followed by the Thread Diameter x Useable Thread Length but if you don't see the Size or Thread Form you need then consider using a different grip pattern.
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