M3 Hex Bolts
M3 Hex Head Bolt selection:
Find all our M3 diameter hex bolts in this category, such as standard hex bolts. We stock a variety of finishes including zinc plated, galvanised and stainless steel in various steel tensile grades including 4.6 grade mild steel and 8.8 high tensile.
For specific types of hex bolts, please use the top menu or use the filtering panel to the left hand side of the page
All hex bolts are in stock and ready for despatch
M3 Hex Bolts Dimensions
M3 refers to the diameter of the bolts shank. M3 meaning 3mm. All our bolts are a metric coarse thread, the M3 range have a 0.6 pitch thread profile. All bolts fit the nuts within our range simply match the diameters. M3 hex bolts require a spanner size of 5.5mm