Knurled Thumb Nut Brass - 4/40 (3/8 Dia x 1/4 Thick) Qty-25

Knurled Thumb Nut Brass - 4/40 (3/8 Dia x 1/4 Thick) Qty-25

• A knurled nut is a nut with a knurled outside surface, rather than hex.
• This makes them easy to tighten by hand, as well as adding a decorative finish.
• The knurled portion adds friction for extra grip when tightening
• Knurled Thumb Nuts are used in finished materials, such as light fixtures, antique cars and motorcycles.
• Knurled Thumb Nuts are available in both Coarse (UNC) and Fine (UNF) thread sizes.