Product Description
| Size | 1/4" UNC |
| Shank diameter min. | 0.2408" |
| Pitch | 20 tpi |
| Length (measured from under the head) |
2 3/4" |
| Thread length | Partially threaded |
| Material | Alloy Steel |
| Finish | Zinc plate |
| Head diameter max. | 0.375" (3/8") |
| Head height max. | 0.250" (1/4") |
| Key size | 3/16" |
| Standard |
1960 Series ASME/ANSI B18.3 2002 |
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