Product Description
Head type (Alternate names) |
Countersunk (Flat) |
Size | 4 BA (British Association) |
Shank diameter nominal | 0.142" (3.6mm) |
Pitch | 38.5 tpi (0.66mm) |
Length (measured from top of head) |
1/2" |
Drive | Slot |
Material | Steel |
Finish | Zinc plated |
Head diameter max. | 0.252"" |
Head angle | 90 ± 2 degrees |
Standard | BS 57 : 1951 |
Photos: are of the product but may not be the actual diameter, height, width, length you may require, always refer to the size in the description and additional specifications data provided prior to ordering