Specification: <br> <br> Brand new <br> <br> Material: nylon + zinc-aluminum alloy <br> <br> Cutting depth: approx. 30mm <br> <br> Shaft diameter: approx. 8.5mm <br> <br> Product diameter: approx. 15.5cm <br> <br> Set contains: adjustable punch saw + three blades + positioning bit (use range 0.6cm) + hexagonal wrench <br> <br> Shaft length: approx. 25mm <br> <br> &nbsp; <br> <br> Feature: <br> <br> Woodworking hole driller with adjustable multi diameters from 45mm to 130mm, makes it possible to cut holes of different diameters with just one tool. <br> <br> The three triple tooth blades saw through plasterboard and softwood boards with ease, and ensure fine and clean cuts with their special, straight-set toothing. Triple blade design, straight round effect, smooth cut, and burr-free. <br> <br> Used in woodworking opening, spotlight opening, plastic plate opening, DIY speaker opening, etc, but not for glass and metal. <br> <br> 10mm available for all standard cordless drills. <br> <br> Suitable for a wide range of drywall materials. <br> <br> Easy to use. <br> <br> Durable in use. <br> <br> &nbsp; <br> <br> Package Included: <br> <br> 1 set x Adjustable Punching Saw <br> <br> &nbsp; <br> <br> Note: <br> <br> Please allow 0-1cm size errors due to manual measurement. <br> <br> Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.