Finally got the Master Lock 406 open! These use the same tough cores as the 410 :D : r/lockpicking
Master Lock 406 Red Lockout Padlock, 1-3/4"H 71649090486 | eBay
NEW MASTER LOCK SAFETY LOCKOUT PADLOCK 1-3/4”406 BLACK 406BLK MASTERLOCK | eBay
Master Lock Zenex 406 Safety Padlock PLO-406 - Total Lockout USA
Master Lock 406 Safety Lockout Padlock — AllPadlocks
Robust cover padlocks COV - lockout-tagout-shop
Master Lock 406 Red Non Conductive Lockout Padlock 38mm Body 6mm Shackle for sale online | eBay
Master Lock Lockout Padlock,KA,Yellow,1-3/4"H 406KAYLW 4XX0002 - Walmart.com
Master Lock 406 Dielectric Zenex Safety Padlock 1-1/2in Shackle Keyed Different | National Safety Inc
6 MASTER LOCK 406 BLK BLACK PADLOCK WITH KEY LOT NIP 71649103520 | eBay
Master Lock 406 Non Conductive Safety Padlock Orange
PADLOCK SAF DIFFERENT BL THERMOPLASTIC
Master Lock 406BLU - Motion
MASTER LOCK, Keyed Different, Thermoplastic, Lockout Padlock - 4EMZ6|406TEAL - Grainger
406YLW Lockout Padlocks & Accessories | Master Lock
406RED Lockout Padlocks & Accessories | Master Lock
Buy Master Lock 400COVERS, Extreme Environment Padlock Covers - Mega Depot
Master Lock Compact Aircraft Lockout Kit (410 Lock / 406 Lock) - Lockout Tagout
Free shipping 410 Master lock standard Thermoplastic red safety padlock with 38mm tall shackle
