
Suppliers of Heavy hex structural bolts, twist off type heavy hex and round head configurations. Inch series.
This product is regulated by the following standards:
Full list of Suppliers of Heavy hex structural bolts, twist off type heavy hex and round head configurations. Inch series.
The ASME B18.2.6 standard covers the general dimensions in inches of the following parts: tab 1) heavy hex structural bolts: ASTM A325 and ASTM A194; tab 7) twist-off-type tension control structural bolts, heavy hex and round, ASTM F1852 and ASTM F2280; recognized as American national Standard.

Italy
Founded in 1969, Buora D.P.U. is a distributor certified following ISO 9001.
The company offers the complete range of high strength fasteners, ready on stock, both coarse and fine pitches with metric and inch threads.
Distributor of prestigious brands such as UNBRAKO and NORD-LOCK, for Buora D.P.U. the service always comes first, therefore there is not minimum quantity required.
Germany
Distributor of inch sized fasteners, oil and gas fasteners and turned special screws