- Black bakelite head
- Knurled grip for easy turning and secure control
- Matching nut and bolt
- M4 metric thread size x 20mm length
Knurled head nut and bolts are made of high quality black bakelite material with a knurled non-slip grip. The Knurled head nut can be rotated with the help of fingertips, ideal for continuous handling without the need of tools. Features a 20mm long thread with a M4 diameter.
Used in various applications from cameras, tripods, telescopes, lawn mowers, jigs, instruments, apparatus, food and industry equipment and more.