ISO 1207Cheese headSlotted
ISO 1207 M4 × 20 Cheese head
ISO 1207 M4 × 20 is a cheese head screw with a 20 mm nominal length, on a M4 × 0.7 mm metric thread. ISO equivalent of DIN 84.
Diameter4 mm
Length20 mm
Pitch0.7 mm
Head Ø dk7 mm
Head height k2.4 mm
HeadCheese head
DriveSlotted
Dimensions
- Standard
- ISO 1207
- Type
- Cheese head screw
- Size
- M4 × 20
- Thread
- M4 × 0.7
- Length L
- 20 mm
- Head diameter dk
- 7 mm
- Head height k
- 2.4 mm
- Drive
- Slotted
- Head
- Cheese head
Nominal values in millimetres as published in ISO 1207. Estimated weight 2.698 g per piece in steel (2.715 g in stainless), calculated from the nominal geometry — real parts vary with tolerance and head chamfers.
Thread data
Full M4 thread pageDesignationM4 × 0.7
Pitch0.7 mm
Major Ø4 mm
Pitch Ø3.55 mm
Minor Ø ext3.14 mm
Tap drillØ 3.3 mm
Other lengthsISO 1207 M4
All M4 specificationsInterchangeability
ISO 1207 is catalogued with DIN 84 as its equivalent designation. Dimensions are compared field by field rather than assumed identical.