... performance used in industry 3)Customized dimension, any sizes available Quick DetailPackaging & Delivery Packaging Detail:standard export neutral packing or as ... -45SH, 30UH-40UH, 28EH-38EH, 28AH-35AH4. Shape: Disc(Cylinder), Block, Ring, Countersunk, Segment and more, trapezoid, irregular shape, customized shapes ...