General description The Boa Aluminium Strap Wrench is the original and best strap wrench, designed for a variety of applications including plumbing, automotive work, A/C installation and maintenance, as well as pool, pond, and oil filter tasks. Technical specifications Capacity: 10 (3/8 in) to 305 mm (12 in) Pressure: Over 2,000 lb Length of strap: 275 mm Usage This strap wrench is ideal for gripping and turning objects without marking the surface, making it perfect for delicate tasks.