Featuring a sturdy aluminum alloy construction with silicone anti slip pad on both sides, this tool provides a stable grip to slipping and protect doors during use Use it for installing hinges and drilling holes on wooden doors in scenarios such as new door setups or replacements, with adjustable features fitting common door thicknesses of 1 3 / 8 " to 1 3 / 4 " and backset sizes of 2 3 / 8 " to 2 3 / 4 This versatile set is ideal for craft enthusiasts and professional installers, offering efficient for users tackling home renovations or carpentry projects, consistent results without special skills Achieve professional door installation results with our Door Hinge Positioning jigs and Door Installation set, designed to handle every step precisely without guesswork, ensuring accurate hinge placement and drilling for perfect fits The comprehensive door installation tools include a hinge template, installation set, hole hacksaw set, drill bits, and manual, tool release setup to achieve unflawed door preparations every time, Manufacturer: Greabuy