October 31, 2019 by INDO SERVICES INDO SERVICES Extensions , Steel Search Order No. Material wt L (mm) 10-3 NV Steel 0.7g 10.0 20-3 NV Steel 1.3g 20.0 30-3 NV Steel 1.8g 30.0 35-3 NV Steel 2.2g 35.0 40-3 NV Steel 2.4g 40.0 50-3 NV Steel 2.9g 50.0