From the Manufacturer
All our C-Clamps have frames and material weight properly designed for greatest possible strength. C-Clamps are furnished with carefully machined, full-diameter screws of proven, durable threads.
Product Description
Adjustable Clamp 1440-C 4" Adjustable C Clamps The Adjustable Clamp Company was incorporated in 1903, by Adele V Holman, to manufacture genuine Jorgensen Handscrews. Today 5 generations later great-great-grandson Douglas Holman is President of the company. Throughout the years each Holman has put his or her mark on the company. Adjustable Clamp 1440-C 4" Adjustable C Clamps Features: Regular-duty clamps are preferred for most do-it-yourself and household applications Bright plated finish and ribbed to resist side strain Machine ground anvils Cold drawn steel screws with smoothly rolled threads Steel sliding pin handles