Catgut 0.70 mm is most commonly used for older clocks with wooden pulleys. Catgut 0.70 mm is 0.70mm in diameter and has a total length of 1.25 M.
Catgut 0.70 mm is most commonly used for older clocks with wooden pulleys. Catgut 0.70 mm is 0.70mm in diameter and has a total length of 1.25 M.