plastic fittings are divided into two types of functions: rotatable (cylindrical rotatable) and non-rotatable (hexagonal anti-rotation)
1. Hexagon anti-rotation: the sucked object will not rotate, suitable for handling directional workpieces.
2. The cylinder can rotate: the sucked object rotates, suitable for handling workpieces without direction
Made of high-quality plastic material, light weight to prevent the ring mold, clear thread and firm thread, anti-aging. Stable structure, strong sealin