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Thumb nut are designed to be tightened and loosened by hand. The thumb nut has a diamond knurled surface on its body. This gives it better gripping surface, making it easier to tighten or loosen the fastener manually.
- Material: 6061 Aluminum Alloy
- Finish: Anodised
- 10 Colors Available: Red, Rosy Red, Golden Yellow, Jewel Blue, Sky Blue, Black, Silver, Green, Purple, Brownish Orange
- Metric Coarse Thread
- Thread Size: M4 ( Pitch 0.7mm )
- Knurled edge, non-slip
- Blind Hole, Effective Thread Depth: 7.5mm