ISO 2009Countersunk head (90°)Slotted
ISO 2009 M10 × 20 Countersunk head (90°)
ISO 2009 M10 × 20 is a countersunk head screw with a 20 mm nominal length, on a M10 × 1.25 mm metric thread. ISO equivalent of DIN 963, same 90° countersink.
Diameter10 mm
Length20 mm
Pitch1.25 mm
Head Ø dk18 mm
Head height k5 mm
HeadCountersunk head (90°)
DriveSlotted
Dimensions
- Standard
- ISO 2009
- Type
- Countersunk head screw
- Size
- M10 × 20
- Thread
- M10 × 1.25
- Length L
- 20 mm
- Head diameter dk
- 18 mm
- Head height k
- 5 mm
- Drive
- Slotted
- Head
- Countersunk head (90°)
Nominal values in millimetres as published in ISO 2009. Estimated weight 18.537 g per piece in steel (18.655 g in stainless), calculated from the nominal geometry — real parts vary with tolerance and head chamfers.
Thread data
Full M10 thread pageDesignationM10 × 1.25 fine
Pitch1.25 mm
Major Ø10 mm
Pitch Ø9.19 mm
Minor Ø ext8.47 mm
Tap drillØ 8.75 mm
Other lengthsISO 2009 M10
All M10 specificationsInterchangeability
ISO 2009 is catalogued with DIN 963 as its equivalent designation. Dimensions are compared field by field rather than assumed identical.