... -dip galvanizing, paint, anodize, powder coating, brush, Polish5.Metal Process: CNC turning, machining, milling, drilling, planning, grinding, welding6. Thread standard: ANSI ... 1/8, 1/4, 3/8, 1/2, 5/8, 3/4 Inch Connections: M5, G1/8, G1/4, G3/8, G1/2, G3/4 R1/8, R1/4, R3/8, R1 ... /2, R 3/4 N1/8, N1/4, N3/8 ...