How to Modify a Sewing Machine Hand Knob

Step-by-Step Guide

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   Step 1: Assemble these items in the "Things You'll Need" list below.

   Two layers will not work and using rubber from a car tire will also not work., The size of the hose clamp doesn't matter too much.
   
   Do not put this new assembly flush with the sewing machine.
   
   When the hand knob spins, it should not rub against the machine. , You could cut the end of the hose clamp with a heavy-duty cutter, but the cut end will require more filing or sanding in this case.,,
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   Step 2: From the handle end

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   Step 3: saw the toothbrush to a length of 2 5/8" and smooth the cut end with the sandpaper.

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   Step 4: Cut a piece of rubber from a used bicycle inner tube of about 1/2" x 2 1/4".

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   Step 5: Wrap one layer of the rubber around the toothbrush handle.

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   Step 6: Clamp the handle to the hand knob with a hose clamp using your flat head screwdriver.

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   Step 7: With the pliers

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   Step 8: shorten the protruding end of the hose clamp by bending it back and forth many times until it breaks at the crease.

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   Step 9: After smoothing the end of the hose clamp

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    Step 10: use strong needle nose pliers and bend the end inward so it will not cut you.

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    Step 11: Sew a cover for your sewing machine

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    Step 12: since the original protective case will probably not fit over the sewing machine.

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    Step 13: When sewing a cover

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    Step 14: sew a flap or leave an opening so you can grasp the handle.

Detailed Guide

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