The Adjustable Multi-functional Woodworking Hole Opener offers a range of features that make it stand out. Firstly, its adjustable design allows for flexibility in hole sizes, catering to different needs. Secondly, it is compatible with a wide range of materials, including wood boards, gypsum boards, plastic boards, and aluminum boards, making it a versatile tool for . Thirdly, its high hardness alloy drill bit ensures durability and wear resistance, providing a reliable and efficient drilling experience. Lastly, its user-friendly design makes it accessible to both DIY enthusiasts and professional carpenters, regardless of their skill level. Features -Color:Multi -Material:Alloy,Steel -Size:14.60X14.60X10.80cm/5.74X5.74X4.24in -The hole sizes of the multi-functional woodworking hole opener be adjusted to meet different needs. -This versatile tool is suitable for drilling various materials such as wood, gypsum, plastic, and aluminum. -The high hardness alloy drill bit ensures a durable and efficient drilling experience. -The operation of this tool is user-friendly and does not require professional skills. -In addition to drilling, this tool also has additional functionalities for positioning, marking, and cutting. Package list: 1 x Round Drill Bit