... 3.Ease of Fabrication. 4.Cost Effective. 3k carbon fiber round twill tubeQulifications: SGS, REACH Compliant Materials: ... Quality carbon fiber, resin & fillers, etc. Shape: round, rectangular, triangular ... common tools and equipment. They can be punched, drilled, milled, sawed, sanded, sheared or routed.Cost EffectiveWhen compared to ...