... 3, Sewing by electronic pattern sewing machines; 4, good ratchet and hooks; Ratchet Tie Down with double J-hooksRatchet tie down ... or moving,storage. After locking,no relax during transportation,safety,saving,light and easy to use, and no damage for cargo.1, Material ... webbing;7,Protect the webbing against abrasion and/or cutting by using edge protectors and sleeves for sharp edges. safe&durable ...