Zeiwohndc Adjustable Hole Opener Drill Guide Hole Cutter Doweling Jig Woodworking Tools

Made of high-quality aluminum alloy & iron materials, practical and durable. Opening range: diameter 40-250mm/1.57-9.84 inches. Sheet Thickness: less than 30mm/1.18 inches. The hole position is adjustable, convenient and fast. Easy to use. It is widely suitable for thick wood board, gypsum board and other plates (without metal), which is convenient and practical.