The spring pin is made of stainless steel with chrome plated, which has high hardness, corrosion resistance, rust resistance, and durability.The spring plunger with a knurled handle for manual expansion and contraction. And equipped with nuts to lock in various mechanical equipment.It is an important part or component of the machine. It is used for locking and fixing the base of the optical axis fixture and is practical and convenient.Widely used in precision structural positioning and limit design in non-standard automation industries and tooling fixtures. It is also used in cabinets, electrical appliances, and cars.
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