Special hex socket flange head screws with cutting thread

This knurled head bolt consists of a series of small ridges that are rolled onto the surface of the head, provides a better grip, making it easier to turn the bolt by hand without the need for tools.

a.) It is a specialized screw designed for applications where a low-profile head and precise fastening are required.

b.) The groove under the collar serves various purposes, such as enhancing grip and accommodating additional components.

A special double threaded screw with shoulder is a fastener designed with two distinct threaded sections and an integrated shoulder for precise positioning and alignment.

Hexalobular socket (6 lobe) / metric thread for both ends

a.) Weld studs are threaded fastener that provide a durable and reliable hold once permanently integrated into an assembly. These studs feature "nibs" positioned either on the top or underside of the head, customized to meet the specific requirements of their intended application.

b.) This weld stud features a 360° projection that provide a comprehensive seal against leakage of oil, air, or water; These industrial fasteners are avaialble from Spring Lake in a variety of dimensions, materials, and thread diameters.

These bolts are commonly used in applications where precise alignment and smooth operation are required, such as in machinery, and automotive assembly. The shoulder is used to support and position components, providing a precise pivot point or bearing surface.