
High-Security Locks
Engineered to Resist. Trusted to Protect.
When security is vital, trust the lock built to withstand the toughest threats.
Tufloc High-Security Locks are trusted by small businesses, large corporations, utility providers, security professionals, and the US military to protect property and valuables.
The Tufloc High-Security Lock eliminates the vulnerable shackle and hasp of traditional padlocks. It’s engineered to provide robust security that’s still easy to use: a simple key twist unlocks the bolt. There are no loose parts, no accidental lock-outs, and the key can be removed from an open lock.
Key Features
- Resists picking, sawing, hammering, drilling, tampering, key duplication, and corrosion.
- Fits sliding doors, inward and outward swinging doors, roll-up doors, and more.
- Quickly upgrades the security of vehicles and trucks, vending machines, cabinets, and buildings.
- Replaceable Medeco or Abloy lock cylinders can be keyed alike, keyed differently, or master keyed.
Flexible Mounting Options



Keying Options
High-Security Lock Models
Stainless Steel Lock with Medeco Cylinder
Five-pin, pick-resistant cylinder uses an angle-cut key to deter duplication.

Stainless Steel Lock with Abloy Cylinder
Disc-based lock cylinder is bump-proof and provides additional pick resistance.

Illium Steel Lock with Medeco Cylinder
Increased strength and corrosion resistance ideal for military-grade applications.

Freezer Lock with Medeco Cylinder
Specially designed to secure insulated freezer doors.
