Large lead lead screw with brass nut Tr14x12 Description Diameter: 14mm Pitch:3mm Start:4 Length:Customized Thread Type:Customized Material:45Carbon Steel, SUS303, SUS304 or others Production Technology:Cold rolling Our lead screw feature 1.Fast delivery from 5 days to 30 days at most 2.Durable and reliable 3. High positional accuracy 4.Low friction 5. Good synchronism 6.Long service life 7.Fa…