hole saw adjustable: The adjustable punch saw tool can open round holes with a diameter range of 1.8-5IN. When adjustment is required, just loosen the three screws on the adjustable hole cutter head and turn the adjustable punch saw kit dial to adjust the size. When adjusted to the proper size, tighten the screws and the perfect size round hole can be cut. Adjustable hole saw using high-quality materials: wood drilling hole saw tools are made of high-quality high-hardness metal, which is stronger and more durable. The wood hole saw package includes turntable x 1, dial x 1, drill x 1, screw x 3, wrench x 1, small wrench x 1, cutter head x 6, three spare cutter heads can replace the damaged cutter head, you can Use longer. Hole punch high-quality production technology: the adjustable hole saw cutter head is made of high-quality hard alloy material, and the tungsten steel is heat-treated to make the head and stronger, durable and not easy to damage, and drilling faster; adjustable punch hole saw dial Using stamping process, the scale is more accurate and clear, wear-resistant. The adjustable punching saw is easy to install: Our adjustable hole saw cutter kit is easy to install, just fix the drill bit, adjust the cutter head to the appropriate size and lock the screw, then you can connect your electric drill to punch holes, you only need to adjust the size Loosen the screw to adjust, no need to change the mold frequently, more convenient to use, no need to be equipped with of different sizes, and save money to buy different moulds. Hole saw is widely applicable: adjustable hole saw for wood is suitable for wood, gypsum board, aluminum-plastic board, plastic board, plywood and other materials, and can quickly punch out round holes of the size you need. Colour:As Shown Material:Metal+Plastic Package Contents: 1 * Punching Saw tool kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.