... of Lead: C0,C1,C2,C3,C5,C7, The Highest Grade is C011 Shaft length of Screw12 Preload Grade of Shafts gap: P0: with gap ... ; P1: zero gap; P2: ... light preload; P3: Heavy preloadPurpose:Ball Screw/Lead Screw is widely used for all kinds of ... shiffness, lead length, hole diameter of screw cap and so on.As a ...