VEVOR Adjustable Hole Saw Cutter Kit, 1-5/8" to 8" (40-200 mm), Twin Blade Recessed Hole Saw with PC Dust Shield, Two Replaceable Pilot Drill Bits, for Recessed Lights, Ceiling Speakers, Vent Holes VEVOR Adjustable Hole Saw Cutter Kit, 1-5/8" to 8" (40-200 mm), Twin Blade Recessed Hole Saw with PC Dust Shield, Two Replaceable Pilot Drill Bits, for Recessed Lights, Ceiling Speakers, Vent HolesEverything You NeedSet Your SizeProfessional CuttingSecure CleanSturdy Storage BoxApply AnywhereDust Shield Material: PC,Storage Box Dimensions(L x W x H): 13.39 x 13.39 x 4.72'' / 34 x 34 x 12 cm,Cutting Hole Diameter: 1-5/8" to 8" / 40 mm to 200 mm,Cutting Depth: 1-1/8" / 30 mm,Model: FJKKQ-40-200,Drill Bits Size: 5/32'', 3/16'',1/4'', 5/16'', 3/8''(4, 5, 6, 8, 10 mm),Dust Shield Dimensions(L x W x H): 11.81 x 11.81 x 3.94'' / 30 x 30 x 10 cm,Dust Shield Bearing Type: 6203Z Ball Bearing,Pilot Bit Material: Steel,Storage Box Material: HDPE,Hole Saw Dimensions(L x W): 9.45 x 9.06'' / 24 x 23 cm,Cutting Blades Material: SteelSpecifications:- Length: 37.0 in, Width: 37.0 in, Height: 14.5 in (description exceeds maximum possible length)