Custom Locking Nuts Manufacturer - Customize &Worldwide Shipping & Wholesale Price

FastenMetal Ltd is a leading manufacturer of locking nuts, delivering secure fastening solutions for automotive, construction, energy, and industrial applications. With over 15 years of expertise, we specialize in producing a wide range of locking nuts that resist loosening under vibration and torque.

Our product line includes various types such as: All-metal locking nuts (e.g., prevailing torque type, distorted thread),Nylon insert lock nuts (nyloc nuts),Flange lock nuts,Serrated flange nuts,K-lock nuts (kep nuts),Two piece lock nuts

Available in both metric (M3–M100) and imperial (1/4"–4") sizes, our locking nuts are manufactured from carbon steel, stainless steel (304/316), brass, titanium, and other specialty alloys. We also offer a variety of finishes, including zinc plating, hot-dip galvanizing, black oxide, and custom coatings.

Backed by CNC production and rigorous quality control, FastenMetal supports OEM and non-standard customization based on your drawings or specifications. Our locking nuts ensure maximum safety, durability, and resistance to loosening, making us a trusted supplier across global industries.

Are You an OEM Manufacturer?

Yes

Fasteners & Stamping Parts Supplier

Fastenmetal is a experienced manufacturer produce fasteners and stamped metal parts. We specialize in OEM production based on customer drawings, offering both standard and custom made solutions.

Our fastener range includes car bolts, marine bolts, chemical bolts, stud bolts, threaded rods, and other high strength bolts.

1.Exotic Material Bolts

For bolts used in extreme environments such as marine, chemical, oil & gas, and aerospace industries,normally need higher corrosion resistance. FastenMetal supply custom bolts and metal components made from exotic materials such as Inconel, Monel, Titanium, and various types of duplex stainless steel.

2.High Strength Bolts

When regular bolts don’t meet strength requirements, we can produce bolts with strength grades up to Grade 12.9 for your requirements.

3.Custom Shapes and Sizes

We manufacture fasteners in special shapes, lengths, and diameters according to specific applications—fully customized according to your drawings.

In addition to fasteners, we offer custom stamping and metal fabrication services. We have 12 punching machines and press machines for large sheet metal forming and bending, we can handle part thicknesses up to 6mm.

In many of these cases, the customer’s engineering department will provide us CAD drawings and tell us the materials,strength grade they need. We produce samples for customers approval before bulk production.