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SKU: 1337


DIY Lock & Knob Installation Jig


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LockMate™ - Replacement Parts

The LockMate™, from Milescraft, is the perfect jig for DIYers looking to replace doors around the house.

No need to be a pro. Any level of user can install hardware quickly and accurately. High quality, Cobalt alloy Bi-metal hole saws make quick work when drilling any interior or exterior door.

Advanced Cutting

  • Includes 2-1/8” and 1” Bi-Metal Cobalt alloy hole saws


  • Cut both wood and metal solid or hollow core doors

Fits most Doors

  • Adjusts for 1-3/8” and 1-3/4” thick standard doors

Anti-Wear Design

  • Stepped drill guide bushing to prevent damage and extend life of jig

Adjustable Lock Locations

  • Creates both 2-3/8” and 2-3/4” standard backsets for locks and knobs

Universal Compatibility

  • Creates holes compatible with most common lock, knob, and handle sizes

Reduce Tear Out

  • Extra-long ¼” Pilot bit exits door first, creating guide hole for completing hole from the opposite side

Secure Mounting

  • Attach LockMate™ to door with two included screws


  • Hole Saw Diameter:

    2-1/8” and 1”

  • Compatible Door Thickness:

    1-3/8” and 1-3/4”

  • Adjustable Backset Settings:

    2-3/8” and 2-3/4”

  • Pilot Bit with Arbor:

    ¼” Drill Bit

  • Door Mounting:


  • Main Drill Guide:

    Step-down Profile prevents damage

  • Includes:

    Jig Body, 2x Bi-Metal Hole Saws, Door Thickness Spacer, Adjustable Main Drilling Guide, ¼” Pilot bit with Arbor, Hole Saw Adapter, Adapter Washer


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