Rocknel produces a wide range of high-strength automotive fasteners, including sems and special engine bolts, for the assembly of automobile frames, engines, suspension systems, and sub-assembled components. Additionally, we offer a full spectrum of other capabilities, including heat treat and on-site lab testing to ensure that our parts meet exacting standards for strength, hardness, and consistency.
Rocknel Fastener is a lincensed manufacturer of the MAThread® feature. The unique feature of MAThread® fasteners eliminate misalignment during driving.
Torx® Drive Systems
Rocknel Fastener is a licensed manufacturer of the Torx® Drive System. This technology helps extend tool life by reducing excessive radial forces.
Rocknel Fastener has the capability to manufacture unique bolts for use in special applications.
Galleries for our most common fastener applications
Engine and Drivetrain
High strength automotive fasteners for enginge and drivetrain components such as cylinder heads, transmissions, flywheels, and more.View Gallery
Lawnmower and Utility Engines
Fasteners for lawnmower and utility engines. Engine types include vertical and horizontal shaft configurations.View Gallery
Brakes and Suspension
Fasteners for brake and suspension components such as calipers, hubs, control arms, steering columns, and more.View Gallery
Fasteners for a variety of ATV applications including both Sport and Utility vehicles.View Gallery
Fasteners for various types of generators, including industrial and commercial applications.View Gallery
Automotive A/C Compressors
Fasteners for automotive air conditioner compressors.View Gallery