Press Fit Thumb Screw Knobs, Black Knurled Knobs 100 Piece Set, #4 Screw Size, 5/16" 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 | #4 |
Head Type | Knurled |
Head Diameter | 5/16" |
Head Height | 11/64" |
Color | Black |
Shoulder Diameter | 9/32" |
Thumb Screw Knobs