This set screw, used for holding blades or pins in collets or screw-driver bodies, has a large thumb head for easy blade changing.
- 2.40mm thumb screw for holding screw-driver blades in the Horofix Watch Bracelet Adjusting Screwdriver
- Thumb screw measures 8.00mm in head diameter with a overall length of 8.50mm
- Threaded portion of screw is 5mm length
- Sold individually