Fastenings - Hex Bolt Imperial - British Standard Whitworth (BSW) (BIW)

BIW
Code Diameter Threads Per Inch Length
BIW1/2*12*5/8 1/2 12 5/8
BIW1/2*12*3/4 1/2 12 3/4
BIW1/2*12*1 1/2 12 1
BIW1/2*12*1-1/4 1/2 12 1-1/4
BIW1/2*12*1-1/2 1/2 12 1-1/2
BIW1/2*12*1-3/4 1/2 12 1-3/4
BIW1/2*12*2 1/2 12 2
BIW1/2*12*2-1/4 1/2 12 2-1/4
BIW1/2*12*2-1/2 1/2 12 2-1/2
BIW1/2*12*2-3/4 1/2 12 2-3/4
BIW1/2*12*3 1/2 12 3
BIW1/2*12*3-1/4 1/2 12 3-1/4
BIW1/2*12*3-1/2 1/2 12 3-1/2
BIW1/2*12*3-3/4 1/2 12 3-3/4
BIW1/2*12*4 1/2 12 4
BIW1/2*12*4-1/2 1/2 12 4-1/2
BIW1/2*12*5 1/2 12 5
BIW1/2*12*5-1/2 1/2 12 5-1/2
BIW1/2*12*6 1/2 12 6
BIW1/2*12*6-1/2 1/2 12 6-1/2
BIW1/2*12*7 1/2 12 7
BIW1/2*12*7-1/2 1/2 12 7-1/2
BIW1/2*12*8 1/2 12 8