The Door Lock Installation Kit is designed for fast, accurate installation of door lock locksets and deadbolts for Professional results every time. Dual sided, so no need to flip or reposition. Simply position, tighten and drill on wood or metal doors. Includes side window for accurate positioning on the door and a heavy-duty drill guide that is completely adjustable for fast lockset installation. Features:

• Includes door lock installation drill guide, 1″ bi-metal hole saw, 2-1/8″ bi-metal hole saw, 3/8″ #1 arbor with 1/4″ Pilot drill bit, 5/8″ -18 to 1/2″ -20 adapter, and installation instruction guide
• Designed for fast, accurate installation of door lock locksets and deadbolts
• Professional results every time
• Dual sided, so no need to flip or reposition
• Simply position, tighten, and drill
• For use on wood or metal doors
• Adjusts to 1-3/8″ for 1-3/4″ door thickness
• Adjusts to 2-3/8″ or 2-3/4″ backset
• Includes side window for accurate positioning on door
• Heavy duty drill guide is completely adjustable for fast lockset installation