2 Piece Blue Lock Boring Jig Kit Hella Sturdy Metal Core With Heavy Duty Plastic Frame For Zero Grind Pre Drilled Door Alignment Smooth Lock Replacements On Any Residential Entryway

Smooth lock install for any residential front door setup
✔️ Two piece blue plastic and metal frame kit for bolt hole placement

This two piece lock boring jig kit helps homeowners and contractors replace outdated hardware without messing up existing holes. It lines up perfectly for zero grind bolt placement on interior and exterior residential doors, saving time and preventing costly mistakes during routine upgrades or renovation projects.

✅ Two pack configuration ready for multi door updates or backup supplies
✅ Tough hybrid construction mixes impact resistant plastic with reinforced steel cores
✅ Built targeting zero grind bolt hole placement for quick pre drilled door alignment
✅ Compact blue design slips easily into toolboxes after job site cleanup

💡 How does a dedicated drill guide actually eliminate cross threading and misaligned strike plates on older entry doors?
A proper drilling template anchors your spade bit exactly over the existing mortise pattern to prevent wandering or oversized cavities.
- Keeps the spindle channel parallel to the door edge so the latch mechanism swings clear without binding
- Cuts down on filler work since the new cylinder sits flush inside the original bore depth

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