1. BS EN 6024. Aerospace series. Screws, 100° countersunk reduced head offset cruciform recess close tolerance shank, short thread in titanium alloy, anodized MoS2 lubricated. Classification: 1 100 MPa (at ambient temperature)/315°C. Inch series. (21st July 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (13 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Drills and reamers. Specification for the dimensions of countersinks and counterbores Part 5, (29th July 1983) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (16 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. Drills and reamers. Countersinks, 90°, with parallel shanks and solid pilots Part 6, (15th July 1992) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (8 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗