DIN 912 / ISO 4762 in M2.5, M3, M4, M5, M6, and M8. Knurled is more common. Photos of both are in the images. Nuts - standard, flange, nylock, and wing.
M1.6 M2 M2.5 M3 M4 M5 M6 M8 *L DIN912 Stainless Steel Hex Allen
Buy 5-50Pcs M2 M2.5 M3 M4 M5 M6 M8 DIN912 Stainless Steel 304 Hex Socket Cap Head Screw or 304 Black Metric allen Screws at Aliexpress for . Find more
5-50Pcs M2 M2.5 M3 M4 M5 M6 M8 DIN912 Stainless Steel 304 Hex Socket Cap Head Screw or 304 Black Metric allen Screws
Stainless Steel Socket Head Cap Screws DIN 912 Metric M2 M2.5 M3
STAINLESS STEEL SOCKET Head Cap Screws DIN 912 Metric M2 M2.5 M3
STAINLESS STEEL BUTTON Socket Head Screws ISO 7380 Metric M2 M3 M4
M2.5 x 6mm Full Thread Cap Head Screws (DIN 912) - 18-8 / 304 Stainless Steel: Accu.co.uk: Precision Screws
DIN912 Bolts M1.6 M2 M2.5 M3 M4 M5 M6 M8 Stainless Steel 304 Hex
DIN912 TA2 M1.6 M2 M2.5 M3 M4 M5 M6 M8 Gr2 Titanium hex socket
SOCKET HEAD CAP SCREWS
M6 Socket Head Cap Screws, 12.9 Alloy Steel w/ Black Oxide DIN 912
Stainless Steel Socket Head Cap Screws DIN 912 Metric M2 M2.5 M3 M4 M5 M6 M8
Diameter : M2.5 / 2.5mm Thread Size / Pitch : 0.45 - Coarse (Standard) Thread Type : Socket Head Cap Screw Specifications : DIN 912 / ISO 4762
MonsterBolts - M2.5 x 4mm Socket Head Screws, DIN 912, Stainless Steel, 50 Pack