... 9001 3. OEM service is available 4. Strict quality contral 5. Deliver in time ModelShape Dimension(mm)Steel BallBasic Load Rating ... : 1mm - 1800mm7 Precision level: P4, P5, P6, P0 or ABEC7,5,3,15. Material: GCr15, SiMn etc8 feature: low noise, long ...