Heavy Jam Nuts - Portland Bolt

Heavy hex jam nuts have the same dimension across the flats as heavy hex nut, but are thinner.

Die Seams on Headed Bolts - Portland Bolt

90° Anchor Bolt - Portland Bolt

Step Bolts - Portland Bolt

Heavy Hex Jam Nuts Threadline Products Inc.

Anchor Bolts Portland Bolt

Hex Jam Nuts - Portland Bolt

Grooving Tools - Portland Bolt

Hex Jam Nuts - Portland Bolt

Hardware - ASTM A193