3/8'' x 20ft. Gr. 70 Transport Binder Chain Drill-Bits-Sets Recommended that your steel be

Recommended that your steel be at least 1/8" thick for proper engagement

9 Diameter: 12mm Plating: None Thread Pitch: 1

They have wide spaced threads for engaging into wood and a gimlet point on the starting end of the screw

Measurement is over all length

3/8'' x 20ft. Gr. 70 Transport Binder Chain Drill-Bits-Sets Recommended that your steel beGRADE 70 TRANSPORT BINDER CHAIN WITH GRAB HOOKS ON EACH END. Grade 70 Transport Chain is used when higher working loads or DOT regulations require this stronger chain. Each link has been proof tested to 2 times the working load, DOT compliant. Chain is not available for paid freight policy. We will quote you a price for delivery. Chain Size: 3 8 Weight per length: 32 lbs. Grade: 70 Working Load Limit: 6,600 lbs. Finish: Yellow Chromate Hooks and