Product Description
M8 x 1 Metric Fine Self Colour Steel Socket Cup Point Grub Screws
Self colour steel grub screws with an M8 x 1 metric fine thread, cup point and internal hexagon drive. The headless design allows installation flush with or below the surface of a suitable tapped hole, while the cup point grips the mating component.
Available Sizes
| Thread Size | Screw Length | Thread Pitch |
|---|---|---|
| M8 | 10mm | 1mm |
| M8 | 16mm | 1mm |
| M8 | 20mm | 1mm |
| M8 | 25mm | 1mm |
| M8 | 30mm | 1mm |
| M8 | 40mm | 1mm |
| M8 | 50mm | 1mm |
Grub screw length is measured end to end.
Key Features
- Self colour steel construction
- M8 metric fine thread with a 1mm pitch
- Cup point for gripping the mating surface
- Headless, fully threaded design
- Internal hexagon drive
- Seven lengths from 10mm to 50mm
DIN 916 provides a design reference for hexagon socket cup point grub screws. Please contact us before ordering to confirm compliance certification availability.
Use a correctly fitting hex key and a matching M8 x 1 tapped hole. The listed hex key size for the 10mm to 30mm lengths is 4mm. The cup point may mark the contact surface.
Related Products
- M10 x 1.25 Metric Fine Steel Cup Point Grub Screws
- M12 x 1.5 Metric Fine Steel Cup Point Grub Screws
- Metric Short Arm Allen Keys
Specifications are intended as a guide. Confirm the required length, thread pitch and socket size before ordering.

| A | B | C | D |
| 8mm | 10mm | 4mm | 1 |
| 8mm | 16mm | 4mm | 1 |
| 8mm | 20mm | 4mm | 1 |
| 8mm | 25mm | 4mm | 1 |
| 8mm | 30mm | 4mm | 1 |
Please Note: Specifications given are intended as a guide only. If critical to your project please check with us first.