20mm aluminum cylinder head hollow screw is the ideal choice for building small structures. It doesn’t matter if you want to build small robots or you want to create a small structure in general, this 20mm hollow screw can be one of the best structural screw that you ever used. This cylinder head hollow screw is made of aluminum. Due to its low load capacity, it can only be used for small structures. But its light weight makes this screw an incredible option for small robots which need to fast.
There is no drive on this screw, but with 4mm bar, you can easily screw or unscrew it. This way, you will no longer need to be worried about stripped drive screw.
You can check out specification of this product below:
|Hole Diameter||4 mm|