EASE OF USE: Easy to read metric set up scales on both the jig and the Drill bit. These help you gauge the exact depth to drill for the material you're joining without needing to use a tape measure """FULLY ADJUSTABLE: Adjustable magnetic base plate, locks it into place when set.""" EVERYTHING YOU NEED: Everything you need in one pack, Jig, Drill & Screwdriver bit along with full instructions on reverse. QUALITY: High Quality Nylon & Fibreglass Body with Magnetic base for Accurate Adjustment, Weight: 0.57761112644 Pounds, Manufacturer: Titman Edge