●Head finish: Gray anti-rust coating ●Handle finish: Plastic coating (anti-slip finish) ●Insertion tip finish: Spring steel wire drawing ●Pliers body material: Chrome vanadium electric steel (oil hardening) ●Compatible inner diameter (φmm): 19-60 ●Tip tip diameter (φmm): 1.8 ●Adjustment screw size (mm): 2.0 ●Total length (mm): 180 ●Weight (g): 175