... -40Ω, crystallographic orientation 1113),Shape: concave, convex, flat, etc.4),Specification: Φ6-Φ22 5),Center thickness: 1.5-2.5mm6), Precision ... , N=0.5 , B=40/20 , C=0.01 7),Specification: In accordance with the drawing, you can provide us your drawing ...