日本中村KANON|扭力起子N200MTDK型式范围（左、右）***小读数全长重量N200MTDK7.5～20mN·m0.25mN·m103mm30gN400MTDK10～40mN·m0.5mN·m103mm30gN800MTDK30～80mN·m1mN·m103mm30g)