Package contains: you will receive 24 pieces dispensing needles, including 8G, 10G, 12G, 14G, 16G, 18G in 6 different commonly applied sizes, 4 of each size, sufficient to your needs materials: the bottom of the -tip dispensing needle is made of brass and -plated material; The stainless steel needle tube is durable, which effectively extends the life of the needle and will you for a long time Leak-proof design: the buckle design of the dispensing needle can the sealing of the needle during use, and it is not easy to leak, which will your work efficiency surface: the practical dispensing needle has undergone internal and external precision polishing and ultrasonic cleaning for more than 3 to eliminate burrs, and will not damage your hands Precise connection: the -tip dispensing needle is controlled by a precise jig to the between the needle tube and the connection part of the needle , and it is not easy to off Colour:silver Material:Stainless steel Package Contents: 4 x 8 Gauge needles 4 x 10 Gauge needles 4 x 12 Gauge needles 4 x 14 Gauge needles 4 x 16 Gauge needles 4 x 18 Gauge needles Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.