<p><b>HOLE SAW KIT SPECIFICATIONS:</b></p> <p><b><br></b></p> <ul> <li>Material: Carbon steel</li> </ul> <p><br></p> <ul> <li>Cutting depth: 0 - 25 mm</li> </ul> <p><br></p> <ul> <li>Hole saw sizes: 3/4" (19mm), 7/8" (22mm), 1"(25cm),1-1 / 8" (28.5mm), 1-1 / 4" (32mm), 1-3 / 8 "(35mm), 1-1 / 2" (38mm), 1-3 / 4" (45mm), 2" (50mm), 2-1 / 4" (57mm), 2-1 / 2" ( 63mm), 3" (75 mm), 2 x Mandrels, 1 x Hex Key</li> </ul> <p><br></p> <p><b>APPLICATION:</b></p> <p><b><br></b></p> <p>Plastic plate, PVC board, softwood and more.</p> <p><br></p> <p><b>PRECAUTIONS:</b></p> <p><b><br></b></p> <ul> <li>When using, wear protective goggles and gloves.</li> </ul> <p><br></p> <ul> <li>Drill bit must be installed to drill relief holes to make saw work easier. It’s recommend using machines with drill speed less than or equal to 1000 rpm, which can prolong the life of the hole saw.</li> </ul> <p><br></p> <ul> <li>Please contact us at the first time if you have any question about our product , we are happy to help you.☺</li> </ul>