The front disc brake grooves are curved. Many grooves and streaks also cover the oddly shaped surface. The style is characterized by danceable grooves and long, repetitive compositions. Other dies are used to cut grooves and ridges. I designed a little machine using a cylinder provided with grooves around the surface. This arises from such details as holes, grooves, notches and fillets. A rifled bore consists of alternating grooves and lands. Fullers are forming tools of different shapes used in making grooves or hollows. Reflection can be reduced by texturing the surface with 3D pyramids or 2D grooves (gratings). Durophagous forms have teeth with deep vertical grooves and wrinkles in the enamel. The cross cut chisel is used for cutting grooves and slots. The rotary force is supplied through wedges that fit into two or three open grooves. A triglyph is a unit consisting of three vertical bands which are separated by grooves. It is a single plantar pad divided by three deep grooves. Therefore, they can be cut with narrower spaces between the grooves.