Spring Plungers with LONG-LOK features the most a advanced thread system. The advantages include: vibration resistance, greater holding force, secure in every position, save assembly time and cost, can be used for repeat use, use for a variety of solutions. The body is made from steel quality class 5.8; ball in steel; spring in spring steel class D; LONG-LOK thread system in nylon. The surface has a black oxide finish and the ball is hardened.
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