Specifications Material Aluminum AlloyClamp Capacity Max thickness 40mmDrill Sleeve Sizes 6mm 8mm 10mm Type A 8mm 10mm 12mm Type B Drill Bit Sizes 6mm 8mm 10mm Type A 8mm 10mm 12mm Type B Measurement Tool Precision laser engraved scaleRecommended Board Thickness 10mm to 18mm based on drill bit size Features 1 Precision Positioning Laser engraved measurement scales help ensure accurate drilling for various thicknesses reducing errors during operation 2 Adjustable Clamp Design Compatible with boards up to 40mm thick suitable for a wide range of furniture assembly and shelf installation tasks 3 Efficient Multi Sleeve Support Includes drill sleeves in multiple sizes 6mm 8mm 10mm or 8mm 10mm 12mm to match specific project needs for cabinet mounting and shelf construction 4 Ergonomic Knob Control Easy to use adjustment knob enables a secure hold during drilling ensuring stability and precision while minimizing movement 5 Compact Carrying Case Comes with a portable carrying case for organized storage keeping all tools easily accessible for professionals and DIY enthusiasts Package Included Type A 1 x Aluminum Alloy Positioning Clamp3 x Drill Bit 6 8 10mm 3 x Drill Sleeve 6 8 10mm 1 x Hex Key1 x Carrying CaseType B 1 x Aluminum Alloy Positioning Clamp3 x Drill Bit 8 10 12mm 3 x Drill Sleeve 8 10 12mm 1 x Hex Key1 x Carrying Case