SDJZT 5Pcs Mini Drill Chuck Zinc Alloy Chuck Nut Rotary Tool Accessories Power Tools Engraver Accessories

Features:xThe chuck is easy to install.xMade of metal material, durable and strong.xMakes your work much easier and save time.xThe metric thread is suitable for electric grinder which thread is 8 x 0.75mm.Installation:Step 1, loosen the chuck with open-ended wrench.Step 2, Install the core and grinding head.Step 3, put on the dust blower, tighten up with wrench.Specifications:Product name: Chuck NutMaterial: Zinc alloyColor: Black Size: (Approx. ) 8 x 0.75mmSuitable for: Most rotary toolsQuantity: 5Pcs setPackage Included:5 x Chuck NutsNote:1.Transition: 1cm=10mm=0.39inch.2. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.3. Please allow slight manual measurement deviation for the data.