This is the GH Racing Body Reamer in Blue.

FEATURES: Creates and enlarges holes in Lexan, ABS, balsa and polycarbonate bodies Replaceable steel blade starts holes quickly and precisely; razor sharp flutes remove debris while cutting for clean, perfect results Anodized aluminum handle and safety cap

INCLUDES: Body Reamer with Cap

SPECS: Length Including Blade: 4.2" (108mm) Blade Diameter: 0.50" (12.8mm) at base Blade Length: 1.8" (46mm)