This TRIMAX Lock is pick, cut, and pry resistant because it has a hardened steel shackle (1-1/8" vertical clearance and 5/15" in diameter), a solid brass body, and a pin tumbler locking mechanism.
Marine Grade Locking Solid Brass Body w/ Hardened 1 3/8" x 3/8" Dia. Shackle
Marine Grade Locking Solid Brass Body w/ Hardened 1 3/8" x 3/8" Dia. Shackle