Holo-Krome is the premier domestic manufacturer of socket screw products and cold headed specials. 

Holo-Krome was founded in 1929 in Hartford, CT, relocating to West Hartford in 1936 and most recently to Wallingford CT in 2010. 

As part of the Fastenal Company's Manufacturing Division, we have grown to become one of the largest and most well respected names in critical application fasteners with our manufacturing expertise portfolio now including: Grade 9 hex cap screws, B7 A193 Heavy Hex Bolts, 12 point flange bolts.  

Through our diverse network of manufacturing locations, we can accommodate virtually any fastener/bolt need from #0 to 4"​ in diameter. 

Visit http://www.holo-krome.com for a complete listing of our products and a wide variety of resource materials in PDF format, including our full product catalog, sell sheets, data sheets and our technical manual.

Please call 1-800-879-6205 to speak to one of our dedicated inside sales representatives.

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