Cite
APA Citation
Institution,, B. S. (2016). Aerospace series. Screws, pan head, offset cruciform recess, coarse tolerance normal shank, medium length thread, in alloy steel, cadmium plated. Classification: 1 100 MPa (at ambient temperature) / 235 °C.. London : British Standards Institution. http://access.bl.uk/ark:/81055/vdc_100174218882.0x000001