LUBAN Adjustable Metal Wood Circle Drill Bit Cutter Kit DIY Tool 30mm-120mm Black Alloy Blade 30mm-200mm 30mm-300mm

Product Information: Material: Alloy steel Features: flexible, practical, safe and versatile. Model: A: Mid-range aircraft with 30-120mm, B: Mid-range aircraft with 30-200mm, C: Mid-range aircraft with 30-300mm, D: High-grade with alloy 30-120mm, E: High-grade with alloy 30-200mm, F: High-grade With alloy 30—300mm, G: ordinary blade (pair), H: alloy blade (pair), I: super hard white two pairs of blades 30—120, J: super hard white two pairs of blades 30—200, k: Super hard white two pairs of bla