ROCKLIN HISTORY
Headquarters Built
Future home is erected in downtown Sioux City, IA; its early years included the founding of Sioux Tools and support of WWI
1912
Rocklin Mfg. Is Born
Founder I.J. Rocklin forms Rocklin Mfg., initially manufacturing a variety of products focused on safety and efficiency on the farm
1934
WWII Support
Move to new headquarters where rapidly constructed additions were built to keep up with WWII demand; rare Ordnance flag received for outstanding production
1942-45
Product Line Evolves
Product lines include shock mounts in missile defense systems, tractor blades, saws, lawnmowers, and many more
1940s-1960s
Invention Of The Rocklinizer
I.J. Rocklin invents the company’s signature product, the Rocklinizer Carbide Application Equipment, followed by many evolutions and improvements since its introduction
1965
The 1st MoldMender
2nd Generation President Jim Rocklin expands the company, including leading introduction of the MoldMender Micro Welder for mold and die repair
1995