Vintage 3/16” BSW x 1” steel countersunk slotted machine screws x 20,
Top quality British made machine screws,
Steel self colour,
Traditional slotted head,
Getting hard to find these days,
24 tpi ( threads per inch ),
Head diameter 5/16” ,
Sold in packs of 20,
Please see photos as this forms part of the description,
Any questions please feel free to ask.