rebar coupler for building material Materials: 45# carbon steel. Specifications:D14mm-40mm. Usege:rebar splicing ISO:9001 Production Description rebar coupler for building material Materials: 45# carbon steel. Specifications: D14mm-40mm. Usege: rebar splicingISO:9001 NameValueBrandDiamondModelDMRC-24Thread Pitch2.5mm,3.0mm,3.5mmThread angle75/60Material45# High-quality Carbon ...