Custom Bolts

No matter how many - or few - custom bolts you need, we'll get them to you in short order.

DAN-Loc offers quick turnaround solutions to your custom bolt requirements. Whether you need bolts in exotic materials, or large diameters, or long lengths, or any other kind of custom design, we can supply them on time.

Our bolts are manufactured and heat-treated in the U.S. to ensure quality and we constantly test them to meet ASTM A193 specifications. We also keep extensive, completely traceable data to document that your bolts are on spec and proven quality.

Tell us what you need and we'll get your order going. DAN-LOC products are on most customer AMLs. Call 800-231-6355.

  • Tap end studs
  • Double end studs
  • Combination studs
  • Custom designs
  • Diameters from 1/2" to 4"
  • Coating / Plating
  • Variety of materials: B7, B7M, L7, L7M, B16, B8, B8M
  • Exotic material (Inconel, Monel, Hastelloy)




DAN-LOC Corporate Headquarters
725 North Drennan
Houston, Texas 77003-1320
Telephone: 713-356-3500
Toll Free: 1-800-231-6355
DAN-LOC Express - Texas
725 North Drennan
Houston, Texas 77003-1320
Telephone: 713-356-3560
Toll Free: 1-800-231-6355
DAN-LOC Express - California
15821 South Broadway
Gardena, California 90248
Telephone: 310-538-2822
Fax: 310-538-9877
Toll Free: 1-800-682-2658
DAN-LOC Express - Ohio
294 Fox Drive
Piqua, Ohio 45356
Telephone: 937-778-0485
Fax: 937-778-0682