Cylinder Core Key — Key to Differ | 20 Pack 0021–0040

A precision key-to-differ cylinder core key set for sequential lock systems requiring individual key codes 0021 to 0040.

Machined to tight tolerances, these cylinder core keys are designed for key-to-differ (KTD) locking systems where each cylinder operates on a unique key cut. The 20-pack format covers codes 0021–0040, making it suited to staged installations or multi-door projects requiring sequential keying. Compatible with standard cylinder core lock barrels used in cabinetry and joinery hardware.

Product Details

• Pack quantity: 20 keys (codes 0021–0040)
• Type: Key to Differ (KTD) — each key cut to a unique code
• Compatible with: Cylinder core lock barrels (standard joinery/cabinetry format)
• Weight: 0.25 kg per pack
• Finish: Raw/uncoated metal
• Application: Sequential keying for multi-door or multi-cabinet installations

Best For

Suited to commercial joinery, office fitouts, or residential cabinetry projects where individual cylinder keying is required across multiple units. Ideal when specifying a master key or key-to-differ system and needing a specific sequential code range. Eliminates the need to order keys individually across a large installation.