Locking pliers made for a engineering class.
Use a strand of filament as a axle for the worm gear, there is a hole that passes through the body of the gripper.
Print at least 1 RackRivet, and at least 3 ScrewReplacement. M6 screws can be used for ScrewReplacement, and they can be used for RackRivet if the screw is cut to 19mm and the head is removed.
Recommended settings for RackRivet and ScrewReplacement:
4+ walls
50%+ infill
Print on long side
Recommended settings for everything else:
4+ walls
25%+ infill

If you use laser cut wood, use 3/8" wood, and cut 2 LeftGripperV2-Outside . Fully printable, but assignment required we use the laser cutter.