Carbon Steel+ABS Plastic

Package Includes: 1 count U-type adjustable guide template, 2 count 1”(25 mm) and 2-1/8”(54 mm) hole saws (depth of is 50 mm), 1 count arbor with drill bit. But SCREWDRIVERS are NOT INCLUDED

Adjustable for Different Door: The guide template is adjustable for different door thicknesses, /8-inch and /4-inch widths, 2-3/8-inch and 2-3/4-inch backsets

Easy to Set Up and Installation: Come with installation instructions, complete in 4 easy steps. Easy to align and drill straight clean holes (need both sides) without tearing

Upgraded Chippings：Specially shaped desigh, large chip-clearance slots, easy plug removal, more easy and efficient

Installation or Replacing Door Lock: Suitable for professional use or beginners to use on interior and exterior doors, like bedroom, living room, office, warehouse, garage

Durable Material: Carbon steel made hole and arbor, reinforced ABS plastics guide template, drill clean and holes, NOT FOR METAL DOORS