1-This product is a mixture of a variety of high-temperature metallic materials, after a
lengthy testing, toughness, strength are up to the highest standards, and has the
effect of impact-resistant.
2-The most accurate 8mm holes design, it's advantage of being aable to effectively
control the center hole and there will be no bias current, as occurred.
3-8mm Ball Bearing 8x3x2.5mm the size of the japanese specification, not only
toenhance both the strength and smooth degree.
Package Weigh :
Package Size : 124x192x30mm