Z-Lion 1-1/2 Inch Dry/Wet Diamond Core Drill Bits/Hole Saws for Granite Concrete 1-1/2" Size:1-1/2" 88 Inch x 45 Yard

88 Inch x 45 Yard Silver

1 inch(105mm)

nature-powered solution

8 feet long

TPV Inner Tube: The TPV inner tube is more temperature resistant

Z-Lion 1-1/2 Inch Dry/Wet Diamond Core Drill Bits/Hole Saws for Granite Concrete 1-1/2" Size:1-1/2" 88 Inch x 45 YardZ Lion 1 1 2 Inch Dry Wet Diamond Core Drill Bits Hole Saws for Granite Concrete The Diamond core dill bits is designed for drilling granite and concrete. 1. Start your hole diagonally, make a round trace and then hold drill straight,and drill your hole moving the drill in a slight circular motion. 2. Recommend to use water to cool dow. 3. Recomended speed 7700 RPM AOUT Z LION Xiamen ZL Diamond Technology Co., Ltd. is a professional diamond tool