Product Description
Thread -UNC (Imperial coarse)Material - A2 Stainless Steel (For increased corrosion resistance)
Size - 4-40 (Number 4)

| A | B | C | D | 
| 4 | 1/4" | 3/64" | 40 | 
| 4 | 5/16" | 3/64" | 40 | 
| 4 | 1/2" | 3/64" | 40 | 
Please Note: Specifications given are intended as a guide only. If critical to your project please check with us first.