Our yarn normal item of spandex single covered polyester yarn 2075,3075,4075,are wildly used by our socks customs with great feedbacks.This item is made by 20D or 30D or 40D spandex covered with 75D or 150D polyester.
High-precision tungsten sheets have excellent thermal stability, high-temperature performance and ray absorption capacity are the key components that make up the collimator and detector of the medical CT machine. Because tungsten has excellent resistance
Strong carbon fiber telescopic poles are ideal for window and pool cleaning, microphone extension pole, camera stand. Durable nylon or aluminum twist locking lock and loosen in 1/2 turns.