... is available(bending, hole-drilling, flaring, end-narrowing, etc Permanent make up needle .As displayed, its diameter can be limited in an ... , 316L or by request.4) Length: According to customers' requests 5) Tolerance: 0.01-0.02mm6) Surface: Polished , annealed ,tempered7) ... narrowing/widenning, surface-grinding, and shaping.For more details, please make direct contact. Permanent make up needle