Bulk pack of M1 brass key blanks for cutting replacement keys for Master Lock padlocks. The M1 is the most common Master Lock keyway, fitting a wide range of padlock models.

• Fits Master Lock No. 1, 2, 3, 4, 5, and 6 series padlocks
• Brass construction with plated finish for durability
• 4-pin configuration
• Also identified as keyway 1092
• Compatible with standard key cutting machines
• Keys are blank - marked only with keyway ID for your custom stamping
• Also fits many other brands: Abus, Fortress, Hon, and more

Note: Bulk 250-pack ideal for locksmiths and key shops.