Anti-Deformation Aluminum Alloy]Made of -machined aluminum alloy, this door hinge jig is three times more deformation- than ordinary plastic . It maintains cutting after long use, without or wear, ideal for professional carpenters' frequent wood door installations Standard Size Door Hinge Universal] This door hinge template fits hinge lengths from 2.5" to 5" and works with 1/4" radius, 5/8" radius round hinges, and square corner hinges (chisel needed for 90° corners). Compatible with most door types, no more worrying about "wrong size" issues With Scales, even Beginners can be Precise]The door hinge router template is equipped with an integrated depth gauge, ensures accurate cutting for thin (2.5"-4") and thick (4.5"-5") hinges, allowing novices to install or repair wooden doors independently. Silicone anti-slip pads keep the jig stable and protect doors from scratches Suitable for DIY & Professional Use] This door hinge router jig is designed specifically for door hinge cutting. Ideal for interior/exterior wooden and composite doors - whether you're a DIY homeowner or pro installer, it enables fast, precise hinge mortising Door Installation Kit Complete] -stop door hinge mortiser includes 1 door hinge mortiser, 1 router bit, 1 self-centering hinge bit, 1 double-ended screwdriver bit, 1 hex wrench and 1 user manual. You can installing hinges right out of without needing any additional tools, saving time on purchasing accessories Color: As Shown Material: Aluminum Alloy Package Contents: 1*Aluminum Alloy Door Hinge Jig Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.