see also BSF BSW UNC UNF

Socket Head Cap Screws  Metric & BA

A socket cap screw, also known as a socket head cap screw, socket screw, or Allen bolt, is a type
of screw with a cylindrical head and hexagonal drive hole.
Socket head cap screws are used for applications with limited space. They have cylindrical head and
internal wrenching features hexagon socket that allow them to be used in locations where externally
wrenched fasteners are not suitable.
A socket cap screw is most commonly driven with an allen wrench or hex key.
Socket head cap screw

 

£  each

Socket head cap screw

M1.6

     6mm

0.49

Socket head cap screw

M2.5

    4mm

0.25

Socket head cap screw

M2.5

    6mm

0.26

Socket head cap screw

M2.5

  12mm

0.30

Socket head cap screw

M3

    6mm

0.25

Socket head cap screw

M3

    8mm

0.26

Socket head cap screw

M3

  10mm

0.28

Socket head cap screw

M3

  12mm

0.29

Socket head cap screw

M3

  16mm

0.34

Socket head cap screw

M3

  20mm

0.35

Socket head cap screw

M3

  25mm

0.40

Socket head cap screw

M3

  30mm

0.44

Socket head cap screw

M3

  40mm

0.49

Socket head cap screw

M4

    6mm

0.29

Socket head cap screw

M4

    8mm

0.30

Socket head cap screw

M4

  10mm

0.31

Socket head cap screw

M4

  12mm

0.33

Socket head cap screw

M4

  14mm

0.34

Socket head cap screw

M4

  16mm

0.35

Socket head cap screw

M4

  20mm

0.38

Socket head cap screw

M4

  25mm

0.39

Socket head cap screw

M4

  35mm

0.41

Socket head cap screw

M4

  40mm

0.43

Socket head cap screw

M4

  45mm

0.45

Socket head cap screw

M4

  50mm

0.49

Socket head cap screw

M5

    6mm

0.30

Socket head cap screw

M5

    8mm

0.31

Socket head cap screw

M5

  10mm

0.33

Socket head cap screw

M5

  14mm

0.35

Socket head cap screw

M5

  16mm

0.37

Socket head cap screw

M5

  18mm

0.38

Socket head cap screw

M5

  20mm

0.39

Socket head cap screw

M5

  25mm

0.40

Socket head cap screw

M5

  30mm

0.41

Socket head cap screw

M5

  35mm

0.43

Socket head cap screw

M5

  40mm

0.44

Socket head cap screw

M5

  45mm

0.46

Socket head cap screw

M5

  50mm

0.49

Socket head cap screw

M5

  55mm

0.53

Socket head cap screw

M5

  60mm

0.58

Socket head cap screw

M6

    8mm

0.33

Socket head cap screw

M6

  10mm

0.34

Socket head cap screw

M6

12mm

0.35

Socket head cap screw

M6

14mm

0.36

Socket head cap screw

M6

  16mm

0.38

Socket head cap screw

M6

18mm

0.39

Socket head cap screw

M6

  20mm

0.40

Socket head cap screw

M6

  25mm

0.41

Socket head cap screw

M6

  30mm

0.44

Socket head cap screw

M6

  35mm

0.45

Socket head cap screw

M6

  40mm

0.46

Socket head cap screw

M6

  45mm

0.48

Socket head cap screw

M6

  50mm

0.53

Socket head cap screw

M6

  55mm

0.58

Socket head cap screw

M6

  65mm

0.73

Socket head cap screw

M6

  75mm

0.81

Socket head cap screw

M6

  80mm

0.89

Socket head cap screw

M6

110mm

1.20

Socket head cap screw

M8

  10mm

0.40

Socket head cap screw

M8

  16mm

0.53

Socket head cap screw

M8

18mm

0.56

Socket head cap screw

M8

  20mm

0.61

Socket head cap screw

M8

25mm

0.68

Socket head cap screw

M8

30mm

0.75

Socket head cap screw

M8

35mm

0.79

Socket head cap screw

M8

40mm

0.81

Socket head cap screw

M8

  45mm

0.85

Socket head cap screw

M8

50mm

0.91

Socket head cap screw

M8

  55mm

0.98

Socket head cap screw

M8

  60mm

1.03

Socket head cap screw

M8

  65mm

1.06

Socket head cap screw

M8

  70mm

1.11

Socket head cap screw

M8

  75mm

1.16

Socket head cap screw

M10

  16mm

0.55

Socket head cap screw

M10

  25mm

0.71

Socket head cap screw

M10

  30mm

0.79

Socket head cap screw

M10

  35mm

0.82

Socket head cap screw

M10

  40mm

0.86

Socket head cap screw

M10

  45mm

0.90

Socket head cap screw

M10

  75mm

1.36

Socket head cap screw

M10

  80mm

1.44

Socket head cap screw

M10

100mm

1.60

Socket head cap screw

M12

  25mm

0.94

Socket head cap screw

M12

  30mm

1.09

Socket head cap screw

M12

  35mm

1.18

Socket head cap screw

M12

  40mm

1.24

Socket head cap screw

M12

   45mm

1.31

Socket head cap screw

M12

  55mm

1.50

Socket head cap screw

M12

  60mm

1.65

Socket head cap screw

M12

  75mm

1.83

Socket head cap screw

M12

  80mm

1.94

 

 

 

Socket head cap screw

6 BA

3/8"

0.39

Socket head cap screw

6 BA

1/2"

0.45

Socket head cap screw

6 BA

5/8"

0.48

Socket head cap screw

6 BA

1"

0.64

Socket head cap screw

6 BA

1 1/4"

0.69

Socket head cap screw

4 BA

3/4"

0.56

Socket head cap screw

2 BA

   1/4"

0.31

Socket head cap screw

2 BA

5/16"

0.35

Socket head cap screw

2 BA

3/8"

0.37

Socket head cap screw

2 BA

1/2"

0.38

Socket head cap screw

2 BA

2 1/2"

0.95