Installing a lockset is easier when the hole saw, guide, and door-jig components work together. The best bi-metal door installation kits help create cleaner cuts and maintain alignment across common knob, lever, and deadbolt installations.
We compare 10 kits ranging from simple hole-saw solutions to self-clamping professional jigs, with attention to compatibility, adjustability, durability, and ease of use.
Best 10 Bi Metal Door Installation Kits Picks for 2026
Bi-Metal Essential
LX Bi-Metal Door Installation Kit
- Designed as a bi-metal door installation kit
- Single-item kit with metal and blend materials
- Product details do not list sizes or accessories
Best For: Buyers who can confirm compatibility before purchase
Wood-Door Value
Adjustable Bi-Metal Lock Installation Kit
- Fits 1-3/8- to 1-3/4-inch wood doors
- Supports 2-3/8- and 2-3/4-inch backsets
- Includes 1-inch and 2-1/8-inch bi-metal hole saws
Best For: DIY lock installation on standard wood doors
Most Complete Set
KATA Bi-Metal Door Lock Installation Kit
- Includes adjustable template and two common hole saw sizes
- Works on 1-3/8- to 1-3/4-inch wood and thin metal doors
- Adds pilot and screwdriver bits for a fuller setup
Best For: DIY and maintenance lock installation on wood or thin metal doors
Best Value DIY Kit
Adjustable Bi-Metal Door Lock Kit
- Includes 1-inch and 2-1/8-inch hole saws
- Fits common door thicknesses and backsets
- Works on wood, thin metal, and plastic
Best For: DIY and general-purpose lock installation
Best Self-Clamping Pick
- Self-clamps without screws or surface damage
- Includes bi-metal cobalt hole saws
- Fits standard doors and common backsets
Best For: Repeated, accurate lock installation
Best Complete Template Set
- Includes hole saws, jig, and hardware templates
- Works on wood and metal doors
- Fits common widths and backsets
Best For: Broader interior and exterior door projects
Zero-Damage Pick
- Tool-free C-clamp helps protect door surfaces
- Fits common backsets and door thicknesses
- Includes bi-metal saw and anti-warp plates
Best For: DIY users prioritizing easy, damage-conscious installation
Established Brand Pick
- Self-centering jig fits common door widths
- Supports both standard backsets
- Includes saw, templates, arbor, mandrel, and router bit
Best For: Buyers wanting a multi-accessory CRAFTSMAN kit
Two-Saw Value Pick
- Includes two bi-metal hole saws and arbor
- Self-centering jig supports two backsets
- Fits common 1-3/8- to 1-3/4-inch doors
Best For: Installers wanting a straightforward core kit
Precision Pick – DEWALT D180004 Door Lock Installation Kit
For shoppers comparing bi metal door installation kits, the DEWALT D180004 stands out for its C-clamp design and alignment-focused drilling setup. It is made for common lock sizes and works with both metal and wood doors.
Best For: DIYers and installers who want tool-free clamping, accurate height placement, and compatibility with common door preparations.
Pros:
- C-clamp design provides tool-free clamping without surface damage.
- Alignment window and taller bushings help maintain drilling height and straightness.
- Two adjustable bushings accommodate standard backsets and common door thicknesses.
- Includes durable M3 steel 2-1/8-inch and 1-inch hole saws for metal or wood doors.
Cons:
- Its feature set is focused on common lock sizes rather than unusual door hardware.
- The kit includes one 2-1/8-inch hole saw, so replacement or alternate sizes may require additional tools.
Overall, this is a well-equipped option when clean alignment and non-damaging clamping matter. Reinforced backing plates also help resist warping and simplify mandrel disassembly.
Bi-Metal Essential – LX Bi-Metal Door Installation Kit
The LX DOOR INSTLTN KIT BI-METAL is a straightforward choice for shoppers seeking bi metal door installation kits. Its supplied details identify it as a single classic-style kit made with metal and blend materials.
Best For: Buyers looking for a basic bi-metal door installation kit and who can verify the included components before purchase.
Pros:
- Identified specifically as a bi-metal door installation kit.
- Compact one-item kit format.
- Metal and blend construction are listed in the product details.
Cons:
- The supplied information does not specify hole saw sizes, guide features, or included accessories.
- Application details for particular door materials and lock sizes are not provided.
This kit may suit shoppers who already know the exact tools they need, but the limited specifications make compatibility checking especially important before ordering.
Wood-Door Value – Adjustable Bi-Metal Lock Installation Kit
This adjustable kit is a practical entry in the bi metal door installation kits category for wood-door projects. It combines a plastic guide jig with 1-inch and 2-1/8-inch bi-metal hole saws for common knob, deadbolt, handle, and lever installations.
Best For: DIY wood-door lock installation involving 1-3/8- to 1-3/4-inch doors and 2-3/8- or 2-3/4-inch latch backsets.
Pros:
- Adjustable jig fits doors from 1-3/8 to 1-3/4 inches thick.
- Supports both 2-3/8-inch and 2-3/4-inch latch backsets.
- Includes 1-inch and 2-1/8-inch bi-metal hole saws with arbors.
- Hole saws are designed for wood, drywall, plastic, and thin soft metals.
Cons:
- The stated applicable range is wood doors; it is not presented as a general-purpose metal-door kit.
- Not suitable for brittle materials or stainless steel.
- The plastic guide may be less robust than a metal guide.
For standard wood-door lock work, the included jig and two common hole sizes provide a useful setup. Follow the cooling guidance after drilling, since the hole saws can become hot.
Most Complete Set – KATA Bi-Metal Door Lock Installation Kit
The KATA kit is one of the more complete bi metal door installation kits in this roundup, combining an adjustable U-type template, two bi-metal hole saws, pilot bits, mandrels, and a screwdriver bit. It is designed for common residential lock preparation on wood and compatible thin metal doors.
Best For: DIYers, handymen, and maintenance workers installing or replacing knobs and deadbolts on 1-3/8- to 1-3/4-inch doors.
Pros:
- Includes 1-inch and 2-1/8-inch bi-metal hole saws for common lock openings.
- Adjustable guide template helps maintain consistent drilling alignment.
- Extra 3/32-inch HSS pilot bit and double-ended screwdriver bit add installation convenience.
- Rated for wood and compatible thin metal, plus plywood, plastic, pipe, and soft plaster.
Cons:
- Not suitable for glass, ceramic, concrete, or thick metal.
- The plastic guide template may not offer the same rigidity as a metal jig.
- Its broad material range still requires checking door thickness and compatibility before drilling.
With seven listed pieces and accessories for both drilling and fastening, the KATA is a versatile choice for routine residential lock projects. Its limitations are mainly material-related, so avoid using it on hard or brittle surfaces.
Best Value DIY Kit – Adjustable Bi-Metal Door Lock Kit
If you need bi metal door installation kits for occasional residential or professional work, this adjustable set covers common knob, lever, deadbolt, and handle layouts. It includes 1-inch and 2-1/8-inch bi-metal hole saws plus a plastic guide jig for wood, plastic, plywood, pipe, soft plaster, and thin metal.
Best For: DIYers and professionals installing locks on standard wood or metal doors.
Pros:
- Adjusts for 1-3/8-inch and 1-3/4-inch door thicknesses.
- Supports both 2-3/8-inch and 2-3/4-inch backsets.
- Includes both common hole saw sizes with arbors.
- Bi-metal construction provides sharp teeth and longer wear.
Cons:
- The guide jig is plastic rather than metal.
- Requires careful perpendicular drilling for accurate holes.
- Not intended for glass, ceramic, or concrete.
This is a practical, portable option when broad material compatibility and adjustable sizing matter more than a fully professional jig design.
Best Self-Clamping Pick – Milescraft Lock Mate PLUS
Among bi metal door installation kits, the Milescraft Lock Mate PLUS stands out for its self-clamping design. It uses bi-metal cobalt hole saws, stepped metal-lined guide bushings, and an adjustable drilling guide for standard solid or hollow-core wood and metal doors.
Best For: Installers who want a stable, screw-free jig for repeated lock work.
Pros:
- Self-clamps without screws or hardware, helping avoid surface damage.
- Includes 2-1/8-inch and 1-inch bi-metal cobalt hole saws.
- Adjusts for 1-3/8-inch and 1-3/4-inch doors.
- Works with both 2-3/8-inch and 2-3/4-inch backsets.
Cons:
- Designed around common standard lock sizes.
- The kit has fewer listed components than some more feature-heavy sets.
Its self-clamping setup and metal-lined guides make it a strong choice when repeatability, clean positioning, and reduced setup time are priorities.
Best Complete Template Set – IRWIN Bi-Metal Door Lock Kit
The IRWIN 3111002 is a comprehensive choice among bi metal door installation kits, combining two bi-metal hole saws with a double-sided jig, bolt plate template, hinge plate template, mandrel, and custom router bit. Its self-centering jig is designed for interior and exterior doors.
Best For: Homeowners and installers who want drilling and door-hardware templates in one kit.
Pros:
- Includes templates for bolt plates and hinge plates.
- Bi-metal hole saws work on both metal and wood doors.
- Self-centering jig fits common door widths.
- Adjusts for 2-3/8-inch and 2-3/4-inch backsets.
Cons:
- The kit does not list adjustable door thicknesses.
- It is hand-powered, so drilling still requires manual control.
- Its additional templates may be unnecessary for a basic lock replacement.
Choose this kit if you value a broader hardware-installation package and want more than hole saws and a basic lock-positioning jig.
Zero-Damage Pick – C-Clamp Bi-Metal Door Kit
For homeowners or pros comparing bi metal door installation kits, this option emphasizes secure positioning without drilling or clamping directly into the door surface. Its adjustable guides support common lock dimensions on both wood and metal doors.
Best For: DIY users who want a tool-free, damage-conscious installation setup.
Pros:
- Patented C-clamp design holds the door without surface damage.
- Adjustable bushings support 2-3/8-inch and 2-3/4-inch backsets.
- Includes a bi-metal hole saw, alignment window, extended bushings, and anti-warp backing plates.
- Works with common door thicknesses from 1-3/8 to 1-3/4 inches.
Cons:
- The kit is listed as one included component, so the package may be less extensive than larger multi-piece kits.
- Its specialized C-clamp design may be unnecessary for users who already own a compatible jig.
This is a practical choice when alignment accuracy and protecting the door finish matter most. The included bi-metal saw and adjustable hardware make it a versatile all-in-one option for common residential lock installations.
Established Brand Pick – CRAFTSMAN Bi-Metal Door Kit
CRAFTSMAN Hole Saw Kit, Bi-Metal Door Lock Installation Kit for Wood and Metal Doors (CMAH1MDL)
Check Price On AmazonThe CRAFTSMAN CMAH1MDL is one of the more complete bi metal door installation kits for standard lock preparation. Its self-centering jig adjusts to common backsets and includes the saw, templates, mandrel, arbor, and a custom router bit.
Best For: Users seeking a recognizable-brand kit with multiple lock-installation accessories.
Pros:
- Adjusts for 2-3/8-inch and 2-3/4-inch backsets.
- Self-centering jig fits common door widths.
- Includes a 1-inch bi-metal hole saw, bolt plate template, router bit, mandrel, and latch arbor with pilot.
- Designed for wood and metal doors.
Cons:
- The notes do not specify a clamping or surface-protection feature.
- Its included components may be more than needed for a simple replacement installation.
Choose this kit if you value a broad accessory set and self-centering alignment. It is especially suitable when you want the included bolt-plate and latch-preparation components in one package.
Two-Saw Value Pick – Tuff Stuff Bi-Metal Kit
Tuff Stuff 90004 Bi Metal Hole Saw Door Lock Installation Kit for Metal & Wood Doors with Guide
Check Price On AmazonThe Tuff Stuff 90004 keeps bi metal door installation kits straightforward with two bi-metal hole saws, an arbor, and a two-sided self-centering jig. It supports the backsets and door thicknesses commonly used for residential lock installation.
Best For: Installers who want a simple self-centering guide with two hole saws.
Pros:
- Includes two bi-metal hole saws and an arbor.
- Two-sided self-centering jig accommodates 2-3/8-inch and 2-3/4-inch backsets.
- Fits doors measuring 1-3/8 to 1-3/4 inches thick.
- Made for both metal and wood doors.
Cons:
- The supplied notes do not identify the included hole-saw sizes.
- It does not list extra templates, backing plates, or router accessories.
This kit is a sensible pick when you need the core cutting and alignment components without a long accessory list. Confirm the hole-saw sizes before purchase if your lock hardware requires a specific bore diameter.
How We Picked the Best Bi Metal Door Installation Kits
We focused on kits designed for practical door-lock installation in wood, metal, or both materials. Key considerations included the quality and usefulness of the bi-metal hole saws, jig stability, compatibility with common door thicknesses and backsets, included accessories, and the clarity of the installation process.
We also included a range of formats. Some kits emphasize compact, affordable cutting tools, while others provide adjustable or self-clamping guides intended for repeated installations. Because product names and package contents can vary, confirm the listed hole sizes and included components before ordering.
Quick Comparison
| Kit Type | Best For | What to Check |
|---|---|---|
| Basic bi-metal hole-saw kit | Occasional lock replacement | Hole sizes, arbor, and guide compatibility |
| Adjustable door jig | Accurate repeat installations | Backset range and door-thickness adjustment |
| Self-clamping professional kit | Installers handling multiple doors | Clamp strength, durability, and included cutters |
| Metal-and-wood kit | Mixed renovation projects | Suitable saw materials and recommended drill speed |
Key Buying Factors for Bi-Metal Door Installation Kits
Hole Sizes and Lock Compatibility
Most entry locksets use a larger face-bore hole plus a smaller edge-bore hole, but dimensions are not universal. Check the lock manufacturer’s template and verify that the kit includes the required saw sizes. A kit may be marketed for knobs, levers, deadbolts, or handles without supporting every configuration.
Door Material and Cutting Performance
Bi-metal saws are useful for many wood and thin-metal door applications, but they are not automatically suitable for heavy-gauge steel or reinforced doors. Match the saw to the material, use the recommended speed, and avoid forcing the drill. Replacement saw availability can also affect long-term value.
Jig Stability and Adjustability
A stable guide reduces wandering and helps keep the face bore and edge bore aligned. Look for adjustable bushings, a secure clamp, and support for the door thickness and backset you need. Self-clamping designs can be especially convenient when working alone.
Included Accessories
Check whether the package includes arbors, pilot bits, edge guides, bushings, templates, and storage. A low-cost kit may require extra parts, while a more complete kit can save time during installation.
Who Should Buy Which Bi Metal Door Installation Kits?
Choose a basic bi-metal kit if you are replacing one lock and already have a suitable drill. An adjustable jig is a better choice when alignment matters or you expect to install several locksets. For contractors, property managers, and frequent DIY renovators, prioritize a durable self-clamping system with replaceable cutters and broad adjustment ranges.
If your project involves unusual door thicknesses, oversized hardware, or heavy steel, verify specifications with the lock and door manufacturers before buying. The right bi-metal door installation kit should match the lock dimensions first and the tool format second.