Plastic-head thumbscrews with hex drive speed up securing and loosening components on an optical table or breadboard. The large 3/4 in. (19mm) diameter thumb wheel allows for quick hand tightening of optical components which can then be better secured with the built in hex drive.
- Ideal for quickly fastening components to the optical table
- Available in multiple lengths
- Metric and US threads available
- Sold in packs of 10