Master Lock No 570

= Master Lock No. 570 =

The No. 570 is a pin-tumbler padlock made by Master Lock. The No. 570 uses an aluminum padlock body with an internal key-in-knob-style cylinder. The inner cylinder uses five pin stacks and may use security pins.

The No. 570 uses a dual ball-bearing locking mechanism.

Principles of operation
The No. 570 cylinder is a pin-tumbler lock with five pin stacks and security pins. The cylinder uses a mirrored M1 key profile. The standard No. 570 can be opened in one direction. The No. 570 is a key retaining padlock. The shackle and plug are both unsprung and will require manual rotation while picking and returning the key to the locked state.

Disassembly instructions
The No. 570 cannot be disassembled non-destructively.

Vulnerabilities
The No. 570 is vulnerable to a wide range of attacks. The No. 570 may be vulnerable to one or more of the following:


 * Lockpicking
 * Key bumping
 * Impressioning
 * Decoding
 * Bypass
 * Destructive entry