Store › Gmake Straight C Surface Maker Image 1 of 6 Image 2 of 6 Image 3 of 6 Image 4 of 6 Image 5 of 6 Image 6 of 6 Gmake Straight C Surface Maker $14.99 3D printed tool for applying a chamfer (C Surface) to flat parts. Quantity: Add To Cart Added! 3D printed tool for applying a chamfer (C Surface) to flat parts.