Product Description Description: KLEIN Tools A-31910AU Arbor Max is perfect for creating clean and circular holes, which is essential when installing downlights. With this product, you can ensure that your fittings look professional and are of the highest quality. The tool also saves you time, which is always a valuable commodity in the electrical trade. If you’re an electrician or an avid DIY enthusiast, you need the Klein 31910AU Arbor in your toolbox. Whether you’re installing new downlights or simply widening existing holes, this innovative tool will make the job a breeze. Get your hands on the new and improved Arbor today and start working smarter, not harder. Klein’s Hole Saw Arbor with Adapter can be used with Klein hole saws 14mm to 210mm. Fits all 3/8-Inch drills and larger Features: For use with Klein hole saws 14mm – 210mm Pins lock the saw to prevent over-tightening Hardened mandrel for long thread life Fast and easy to engage and disengage hole saw Steel construction for added durability 118-degree split point pilot bits UPC: 9314572036086 Enquiry Tell A Friend