Electric pipe threading machine Z1T-B2-50 BSPT/NPT 1/2"- ... models for you: Z1T-B2-50A, Z3T-B2-50A,Z1T-B2-50B, Z3T-B2-50B,Z1T-B2-50C, Z3T ... -B2-50C,Z1T-B3-80, Z3T-B3-80,Z1T-B4-100, Z3T-B4-100,Z1T ... -B4-100A, Z3T-B4-100A,Z1T ... purpose of water.electric and gas. Z1T-B2-50 Electric pipe threading machine