Bolts :

Mild Steel

High Tenstile

Setscrews ( Full Threat )

Metric Fine Bolts

Imperial Bolts

Stainless Steal Bolts

Brass Bolts

Machine Screws

Capscrews:

Shanked Capscrews

Full Threat Capscrews

Stainless Steel

Metric Fine Capscrews

Imperial Capscrews

 

Nuts:

Mild Steel & High Tenstile

Castle Locknuts Cleeve Lock Nuts
Nylock Nuts
A variety of washers are also available.