<p>1. The Multipurpose Cutting Kit allows for sturdy, controlled cuts in a of materials including: wood, ceiling tiles, drywall, laminate, fiberglass, plastic and vinyl siding</p> <p>2. Used for fixing drill bit, milling cutter, and others, keep the more steady.</p> <p>3. Depth adjustment quickly sets correct cutting depth up to 3\/4inch (19mm)</p> <p>4. Perfect to make a rotary tool into a small. the base threads onto the tool for a tight and secure base for routering.</p> <p>Type: Cutting Guide Attachment Kit</p> <p>Colour:Black+silver</p> <p>Material:Plastic + Steel</p> <p>Size:Tool Converter Height: 48mm\/1.89 inch</p> <p>Tool Converter Diameter: 60mm\/2.36 inch</p> <p>Inner diameter: 18mm\/0.71 inch</p> <p>Outer diameter: 25mm\/0.98 inch</p> <p>Maximum Depth Adjustment: 3\/4 inch(19mm)</p> <p>Max RPM: 28,000</p> <p>Drill diameter: 1\/8 inch(3.175mm)</p> <p>Hss routing router bits length: 39mm \/1.53 inch</p> <p>Twist dirll bit length: 60mm\/2.37 inch</p> <p>Package Contents:</p> <p>1 x Cutting Guide</p> <p>4 x twist Drill</p> <p>6 x HSS Routing Router Bits</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>