Mindy is based on zinc alloy which is extremely durable.
for medium to high risk of theft, the A&AF series Mindy padlocks are
recommended for a wide range of security requirements. All models in
this series have a paracentric keyway, zinc alloy plated cylinder cores
and hardened steel shackle.
Unique Lock core
1.The key steps for 0.05mm;
2.Leaf blade error 0.01mm;
3.Locking plate and a locking groove clearance is 0.1mm;
4.Spring leaves and the single type, as long as any side force can not be opened;
5.Stainless steel lock, super anti violence on;
6.The magic key to change and the error is 1, then automatic idle can not be opened.