This pack of HALEX rigid one hole straps is perfect for securely fastening your electrical conduits and tubing. With 33 straps in total, this lot contains 11 packs of 3, each strap measuring 1/2". The straps are versatile and can be used in various electrical applications. The brand of the straps is HALEX, which is a reputable manufacturer in the electrical equipment industry. The straps are rigid and have a single hole for easy installation.