... as OEM part 4.Nice flexibility The carbon fiber rotor blades, tail blades, paddles for T-REX helicopter are available.The Main ... Rotor Blades Length:325MM Width:30MM, Hole:3-4MM, Grip less 8MM ... The Tail Rotor Blades Length:62MM Width:20MM, Hole:2-3MM, Grip less 4MM ... cutting is by water jet cutting machine. carbon fiber blades