M20 Bolts

M20 bolts have a 20mm thread diameter and a standard coarse pitch of 2.5mm. A large-diameter size used in structural steel connections, heavy anchoring, plant and large timber work.

M20 Bolts
Guides & Tips

M20 Hex Bolts

M20 Hex Set Screws

M20 Coach Bolts

M20 Durlok Flange Bolts

M20 Hook & Eye Bolts

M3 x 6mm - Hexagon Set Screw DIN 933 - A2 Stainless Steel - Pack of 100

M20 x 120mm - Hexagon Set Screw DIN 933 - A2 Stainless Steel

Code: HSMCA220120

£21.35 £25.62

M20 x 120mm - Hexagon Set Screw DIN 933 - A2 Stainless Steel - Pack of 10

Code: HSMCA22012010

£60.97 £73.16

M4 x 12mm - Hexagon Set Screw DIN 933 - A4 Stainless Steel - Pack of 200

M20 x 30mm - Hexagon Set Screw DIN 933 - A4 Stainless Steel

Code: HSMCA420030

£19.06 £22.87

M20 x 30mm - Hexagon Set Screw DIN 933 - A4 Stainless Steel - Pack of 10

Code: HSMCA42003010

£54.40 £65.28

M20 x 35mm - Hexagon Set Screw DIN 933 - A4 Stainless Steel

Code: HSMCA420035

£39.43 £47.32

M20 x 35mm - Hexagon Set Screw DIN 933 - A4 Stainless Steel - Pack of 25

Code: HSMCA42003525

£136.04 £163.25

M20 x 40mm - Hexagon Set Screw DIN 933 - A4 Stainless Steel

Code: HSMCA420040

£29.12 £34.94

M20 x 40mm - Hexagon Set Screw DIN 933 - A4 Stainless Steel - Pack of 25

Code: HSMCA42004025

£100.42 £120.50

M20 x 45mm - Hexagon Set Screw DIN 933 - A4 Stainless Steel

Code: HSMCA420045

£27.91 £33.49

M20 x 45mm - Hexagon Set Screw DIN 933 - A4 Stainless Steel - Pack of 25

Code: HSMCA42004525

£96.29 £115.55

M20 x 50mm - Hexagon Set Screw DIN 933 - A4 Stainless Steel

Code: HSMCA420050

£28.10 £33.72

M20 x 60mm - Hexagon Set Screw DIN 933 - A4 Stainless Steel

Code: HSMCA420060

£37.14 £44.57

M20 x 60mm - Hexagon Set Screw DIN 933 - A4 Stainless Steel - Pack of 25

Code: HSMCA42006025

£128.09 £153.71

M20 x 65mm - Hexagon Set Screw DIN 933 - A4 Stainless Steel

Code: HSMCA420065

£38.19 £45.83

M20 x 90mm - Hexagon Set Screw DIN 933 - A4 Stainless Steel

Code: HSMCA420090

£49.14 £58.97

M20 x 90mm - Hexagon Set Screw DIN 933 - A4 Stainless Steel - Pack of 25

Code: HSMCA42009025

£169.45 £203.34

M20 x 100mm - Hexagon Set Screw DIN 933 - A4 Stainless Steel

Code: HSMCA420100

£52.83 £63.40

M20 x 100mm - Hexagon Set Screw DIN 933 - A4 Stainless Steel - Pack of 25

Code: HSMCA42010025

£182.17 £218.60

M4 x 8mm - Hexagon Set Screw DIN 933 Grade 8.8 - Self Colour - Pack of 25

M20 x 20mm - Hexagon Set Screw DIN 933 Grade 8.8 - Self Colour - Pack of 2

Code: HSMCSC20020

£16.95 £20.34

M20 x 30mm - Hexagon Set Screw DIN 933 Grade 8.8 - Self Colour - Pack of 25

Code: HSMCSC20030

£22.22 £26.66

M20 x 35mm - Hexagon Set Screw DIN 933 Grade 8.8 - Self Colour - Pack of 25

Code: HSMCSC20035

£22.22 £26.66

M20 x 40mm - Hexagon Set Screw DIN 933 Grade 8.8 - Self Colour - Pack of 10

Code: HSMCSC20040

£9.58 £11.50

M20 x 45mm - Hexagon Set Screw DIN 933 Grade 8.8 - Self Colour - Pack of 10

Code: HSMCSC20045

£15.90 £19.08

M20 x 45mm - Hexagon Set Screw DIN 933 Grade 8.8 - Self Colour - Pack of 25

Code: HSMCSC2004525

£24.44 £29.33

M20 x 50mm - Hexagon Set Screw DIN 933 Grade 8.8 - Self Colour - Pack of 10

Code: HSMCSC20050

£17.46 £20.95

M20 x 50mm - Hexagon Set Screw DIN 933 Grade 8.8 - Self Colour - Pack of 25

Code: HSMCSC2005025

£26.86 £32.23

M20 x 55mm - Hexagon Set Screw DIN 933 Grade 8.8 - Self Colour - Pack of 10

Code: HSMCSC20055

£18.07 £21.68

M22 x 60mm - Hexagon Set Screw Grade 10.9 - Self Colour - Pack of 5

M20 x 55mm - Hexagon Set Screw Din 933 Grade 10.9 - Self Colour - Pack of 5

Code: HSMCSC2005510.9

£11.91 £14.29

M8 x 20mm - Hexagon Set Screw DIN 933 Grade 12.9 - Self Colour - Pack of 25

M20 x 55mm - Hexagon Set Screw Grade 12.9 - Self Colour - Pack of 2

Code: HSMCSC2005512.9

£25.38 £30.46

M20 x 55mm - Hexagon Set Screw DIN 933 Grade 8.8 - Self Colour - Pack of 25

Code: HSMCSC2005525

£27.78 £33.34

M20 x 60mm - Hexagon Set Screw DIN 933 Grade 8.8 - Self Colour - Pack of 10

Code: HSMCSC20060

£20.20 £24.24

M20 x 60mm - Hexagon Set Screw Din 933 Grade 10.9 - Self Colour - Pack of 4

Code: HSMCSC2006010.9

£13.58 £16.30

M20 x 60mm - Hexagon Set Screw Grade 12.9 - Self Colour - Pack of 2

Code: HSMCSC2006012.9

£25.38 £30.46

M20 x 60mm - Hexagon Set Screw DIN 933 Grade 8.8 - Self Colour - Pack of 25

Code: HSMCSC2006025

£31.09 £37.31

M20 x 65mm - Hexagon Set Screw DIN 933 Grade 8.8 - Self Colour - Pack of 5

Code: HSMCSC20065

£11.98 £14.38

M20 x 65mm - Hexagon Set Screw DIN 933 Grade 8.8 - Self Colour - Pack of 25

Code: HSMCSC2006525

£37.62 £45.14

M20 x 70mm - Hexagon Set Screw DIN 933 Grade 8.8 - Self Colour - Pack of 10

Code: HSMCSC20070

£20.92 £25.10

M20 x 70mm - Hexagon Set Screw DIN 933 Grade 8.8 - Self Colour - Pack of 25

Code: HSMCSC2007025

£32.19 £38.63

M20 x 75mm - Hexagon Set Screw DIN 933 Grade 8.8 - Self Colour - Pack of 10

Code: HSMCSC20075

£20.61 £24.73

M20 x 75mm - Hexagon Set Screw DIN 933 Grade 8.8 - Self Colour - Pack of 25

Code: HSMCSC2007525

£31.69 £38.03

M20 x 80mm - Hexagon Set Screw DIN 933 Grade 8.8 - Self Colour

Code: HSMCSC20080

£3.63 £4.36

M20 x 90mm - Hexagon Set Screw Din 933 Grade 8.8 - Self Colour - Pack of 2

Code: HSMCSC20090

£10.24 £12.29

M20 x 90mm - Hexagon Set Screw Din 933 Grade 10.9 - Self Colour - Pack of 2

Code: HSMCSC2009010.9

£13.99 £16.79

M20 x 100mm - Hexagon Set Screw DIN 933 Grade 8.8 - Self Colour

Code: HSMCSC20100

£5.29 £6.35

M20 x 130mm - Hexagon Set Screw DIN 933 Grade 8.8 - Self Colour

Code: HSMCSC20130

£9.07 £10.88

M20 x 130mm - Hexagon Set Screw DIN 933 Grade 8.8 - Self Colour - Pack of 10

Code: HSMCSC2013010

From 1 reviews

£23.54 £28.25

M6 x 12mm - Hexagon Set Screw DIN 933 Grade 8.8 With 1.5mm Hole In Head - Self Colour - Pack of 5

M20 x 50mm - Hexagon Set Screw DIN 933 Grade 8.8 With 2mm Hole In Head - Self Colour - Pack of 5

Code: HSMCSCH200502

£6.00 £7.20

M5 x 14mm - Hexagon Set Screw DIN 933 Grade 8.8 - BZP - Pack of 100

M20 x 30mm - Hexagon Set Screw DIN 933 Grade 8.8 - BZP - Pack of 10

Code: HSMCZP20030

£6.51 £7.81

M20 x 30mm - Hexagon Set Screw DIN 933 Grade 8.8 - BZP - Pack of 25

Code: HSMCZP2003025

£15.64 £18.77

M20 x 35mm - Hexagon Set Screw Din 933 Grade 8.8 - BZP - Pack of 10

Code: HSMCZP20035

£6.57 £7.88

M20 x 40mm - Hexagon Set Screw DIN 933 Grade 8.8 - BZP - Pack of 10

Code: HSMCZP20040

£6.59 £7.91

M20 x 40mm - Hexagon Set Screw DIN 933 Grade 8.8 - BZP - Pack of 25

Code: HSMCZP2004025

£15.70 £18.84

M20 x 45mm - Hexagon Set Screw DIN 933 Grade 8.8 - BZP - Pack of 10

Code: HSMCZP20045

£6.95 £8.34

M20 x 50mm - Hexagon Set Screw DIN 933 Grade 8.8 - BZP - Pack of 10

Code: HSMCZP20050

£7.31 £8.77

M10 x 35mm - Hexagon Set Screw DIN 933 Grade 10.9 - BZP - Pack of 3

M20 x 50mm - Hexagon Set Screw DIN 933 Grade 10.9 - BZP - Pack of 7

Code: HSMCZP2005010.9

Only 1 pack left in stock

£6.63 £7.96

M20 x 50mm - Hexagon Set Screw DIN 933 Grade 8.8 - BZP - Pack of 25

Code: HSMCZP2005025

£15.75 £18.90

M20 x 55mm - Hexagon Set Screw DIN 933 Grade 8.8 - BZP - Pack of 10

Code: HSMCZP20055

£7.46 £8.95

M20 x 55mm - Hexagon Set Screw DIN 933 Grade 8.8 - BZP - Pack of 25

Code: HSMCZP2005525

£15.80 £18.96

M20 x 60mm - Hexagon Set Screw DIN 933 Grade 8.8 - BZP - Pack of 10

Code: HSMCZP20060

£7.74 £9.29

M20 x 60mm - Hexagon Set Screw DIN 933 Grade 8.8 - BZP - Pack of 25

Code: HSMCZP2006025

£15.83 £19.00

M20 x 65mm - Hexagon Set Screw DIN 933 Grade 8.8 - BZP - Pack of 10

Code: HSMCZP20065

£8.24 £9.89

M20 x 65mm - Hexagon Set Screw DIN 933 Grade 8.8 - BZP - Pack of 25

Code: HSMCZP2006525

£16.64 £19.97

M20 x 70mm - Hexagon Set Screw DIN 933 Grade 8.8 - BZP - Pack of 10

Code: HSMCZP20070

From 1 reviews

£8.64 £10.37

M20 x 70mm - Hexagon Set Screw DIN 933 Grade 8.8 - BZP - Pack of 25

Code: HSMCZP2007025

£17.36 £20.83

M20 x 75mm - Hexagon Set Screw DIN 933 Grade 8.8 - BZP

Code: HSMCZP20075

£3.17 £3.80

M20 x 75mm - Hexagon Set Screw DIN 933 Grade 8.8 - BZP - Pack of 25

Code: HSMCZP2007525

£19.35 £23.22

M20 x 80mm - Hexagon Set Screw DIN 933 Grade 8.8 - BZP

Code: HSMCZP20080

£3.23 £3.88

M20 x 80mm - Hexagon Set Screw DIN 933 Grade 8.8 - BZP - Pack of 25

Code: HSMCZP2008025

£19.41 £23.29

M20 x 90mm - Hexagon Set Screw DIN 933 Grade 8.8 - BZP

Code: HSMCZP20090

£3.29 £3.95

M20 x 90mm - Hexagon Set Screw DIN 933 Grade 8.8 - BZP - Pack of 25

Code: HSMCZP2009025

£19.48 £23.38

M20 x 100mm - Hexagon Set Screw DIN 933 Grade 8.8 - BZP

Code: HSMCZP20100

£3.46 £4.15

M20 x 100mm - Hexagon Set Screw DIN 933 Grade 8.8 - BZP - Pack of 25

Code: HSMCZP2010025

£19.54 £23.45

Head Type Hex Head

Clear All

M20 Bolts

Nuts & Bolts - Frequently Asked Questions

Nuts & Bolts - Guides & Reviews

Nuts & Bolts - Installation Advice