Press Fit Thumb Screw Knobs, Black Knurled Knobs 100 Piece Set, M4 Screw Size, 13mm Head Dia
- Knurled head types have a pattern of ridges that allow for easy gripping and tightening by hand. Knurled head types are common in applications requiring frequent fastening and unfastening.
| Screw Size | M4 |
| Head Type | Knurled |
| Head Diameter | 13 mm |
| Head Height | 5.5 mm |
| Color | Black |
| Shoulder Diameter | 9.8 mm |
Thumb Screw Knobs
