... , 625 - 6211, 6300 - 6310.16000-160123) Material Used: GCr15 ---China, (AISI) 52100---American, (Din) 100Cr6---Germany;4)Shield/closure: open ... : N, NR6) Vibration and noise level: Z1, Z2, Z37) Precision level: P0, P6, P5 (ABEC1, ABEC3, ABEC-5) 8) ... many of our clients;9) Fields Used In: Motor, Automobile, Precision Machinery, Electric Tools, Power Tools, Sports Apparatus, office equipment, Agricultural ...