Standard BS 4174 8
Slotted 80° countesunk head self tapping screw...

Dimensions in mm - source BS 4174 Slotted 80° countesunk head self tapping screws - [Table 8] | ||||||
Publication date: 09 -1972 | ||||||
Ø | dk max | dk min | k max | t nom | n min | n max |
ST 2.2 | 4.37 | 3.73 | 1.13 | 0.48 | 0.58 | 0.79 |
ST 2.9 | ||||||
ST 3.5 | ||||||
ST 4.2 | ||||||
ST 4.8 | ||||||
ST 5.5 | ||||||
ST 6.3 | ||||||
ST 8 |